Document:

EX-4.2

 Exhibit 4.2 

SUPPLEMENTAL INDENTURE 

Supplemental Indenture (this “Supplemental Indenture”), dated as of October 1, 2018 among Delta Merger Sub, Inc., a
Delaware corporation (the “Escrow Issuer”), Eldorado Resorts, Inc., a Nevada corporation (the “New Issuer”), each of the parties that are signatories hereto as Guarantors (collectively, together with Escrow Issuer,
the “New Guarantors”) and U.S. Bank National Association, as trustee (the “Trustee”). 
 W I T N E S S E T
H 
 WHEREAS, the Escrow Issuer has heretofore executed and delivered to the Trustee an Indenture (the “Indenture”), dated
as of September 20, 2018, providing for the issuance of $600,000,000 principal amount of 6% Senior Notes due 2026 (the “Notes”); 

WHEREAS, the ERI-Tropicana Merger will occur substantially concurrently with the execution of this
Supplemental Indenture; 
 WHEREAS, the Indenture provides that (a) upon the Escrow Release, the New Issuer shall assume all
obligations of the Escrow Issuer under the Notes and the Indenture and (b) the Guarantors shall, by executing this Supplemental Indenture, become, or substantially concurrently with the Escrow Release shall become, parties to the Indenture ;
and 
 WHEREAS, pursuant to Section 9.01 of the Indenture, the Trustee is authorized to execute and deliver this Supplemental Indenture
without the consent of the Holders. 
 NOW THEREFORE, in consideration of the foregoing and for other good and valuable consideration, the
receipt of which is hereby acknowledged, the parties mutually covenant and agree for the equal and ratable benefit of the Holders as follows: 

(1)    Capitalized Terms. Capitalized terms used herein without definition shall have the meanings assigned to them
in the Indenture. 
 (2)    Agreement to be Bound. (a) The New Issuer acknowledges that it has received and
reviewed a copy of the Indenture and all other documents it deems necessary to review in order to enter into this Supplemental Indenture, and acknowledges and agrees to (i) unconditionally assume the Escrow Issuer’s obligations under the
Notes and the Indenture on the terms and subject to the conditions set forth in the Indenture; (ii) be bound by all applicable provisions of the Indenture as if made by, and with respect to the New Issuer; and (iii) perform all obligations
and duties required of the Issuer pursuant to the Indenture. 
 (b)    Each New Guarantor acknowledges that it has
received and reviewed a copy of the Indenture and all other documents it deems necessary to review in order to enter into this Supplemental Indenture, and acknowledges and agrees to (i) join and become a party to the Indenture as indicated by
its signature below; (ii) be bound by all applicable provisions of the Indenture as if made by, and with respect to, such New Guarantor; and (iii) perform all obligations and duties required of a Guarantor pursuant to the Indenture. Each
New Guarantor hereby agrees to provide an unconditional Guarantee on the terms and subject to the conditions set forth in the Indenture, including, but not limited to, Article 10 thereof. 

  
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 (3)    Notices. All notices or other communications to the New
Issuer or any New Guarantor shall be given as provided in Section 13.02 of the Indenture. 
 (4)    Execution and
Delivery. The New Issuer agrees that the Notes shall remain in full force and effect notwithstanding the absence of any endorsement of the New Issuer or the Notes, and each New Guarantor agrees that its Guarantee shall remain in full force and
effect notwithstanding the absence of the endorsement of any notation of such Guarantee on the Notes. 

(5)    Release of Obligations. Upon execution of this Supplemental Indenture by the New Issuer, the New Guarantors
and the Trustee, the Escrow Issuer shall be unconditionally and irrevocably released and discharged from all obligations and liabilities under the Indenture and the Notes (other than those obligations and liabilities applicable to Escrow Issuer as a
Guarantor as described in Section 2(b) above). 
 (6)    Ratification of Indenture; Supplemental Indentures Part
of Indenture. Except as expressly amended hereby, the Indenture is in all respects ratified and confirmed and all the terms, conditions and provisions thereof shall remain in full force and effect. This Supplemental Indenture shall form a part
of the Indenture for all purposes, and every holder of Notes heretofore or hereafter authenticated and delivered shall be bound hereby. 

(7)    No Recourse Against Others. No past, present or future director, officer, employee, incorporator, or direct
or indirect member, partner or stockholder of the New Issuer or any New Guarantor shall have any liability for any obligations of the New Issuer or the New Guarantors (other than in their capacity as Issuer or Guarantor) under the Notes, any
Guarantees, the Indenture or this Supplemental Indenture or for any claim based on, in respect of, or by reason of, such obligations or their creation. Each Holder by accepting Notes waives and releases all such liability. The waiver and release are
part of the consideration for issuance of the Notes. 
 (8)    Governing Law. THIS SUPPLEMENTAL INDENTURE, AND ANY
CLAIM, CONTROVERSY OR DISPUTE ARISING UNDER OR RELATED TO THIS SUPPLEMENTAL INDENTURE, WILL BE GOVERNED BY AND CONSTRUED IN ACCORDANCE WITH THE LAWS OF THE STATE OF NEW YORK. 

(9)    Counterparts. The parties may sign any number of copies of this Supplemental Indenture. Each signed copy
shall be an original, but all of them together represent the same agreement. This Supplemental Indenture may be executed in multiple counterparts which, when taken together, shall constitute one instrument. The exchange of copies of this
Supplemental Indenture and of signature pages by facsimile or PDF transmissions shall constitute effective execution and delivery of this Supplemental Indenture as to the parties hereto and may be used in lieu of the original Supplemental Indenture
for all purposes. Signatures of the parties hereto transmitted by facsimile or PDF shall be deemed to be their original signatures for all purposes. 

(10)    Effect of Headings. The Section headings herein are for convenience only and shall not affect the
construction hereof. 
 (11)    The Trustee. The Trustee shall not be responsible in any manner whatsoever for or
in respect of the validity or sufficiency of this Supplemental Indenture or for or in respect of the recitals contained herein, all of which recitals are made solely by the New Issuer and New Guarantors. 

  
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 (12)    Benefits Acknowledged. The Guarantee of each New
Guarantor is subject to the terms and conditions set forth in the Indenture. Each New Guarantor acknowledges that it will receive direct and indirect benefits from the financing arrangements contemplated by the Indenture and this Supplemental
Indenture and that the guarantee and waivers made by it pursuant to such Guarantee are knowingly made in contemplation of such benefits. 

(13)    Successors. All agreements of the New Issuer and each New Guarantor in this Supplemental Indenture shall
bind its Successors, except as otherwise provided in this Supplemental Indenture. All agreements of the Trustee in this Supplemental Indenture shall bind its successors. 

[Signatures on following page] 

  
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 IN WITNESS WHEREOF, the parties hereto have caused this Supplemental Indenture to be duly
executed, all as of the date first above written. 
  

					
	ELDORADO RESORTS, INC.
		
	By:	 	/s/ Edmund L. Quatmann, Jr.
		 	Name:	 	Edmund L. Quatmann, Jr.
		 	Title:	 	 Executive Vice President, Chief Legal

Officer and Secretary

	
	DELTA MERGER SUB, INC.
		
	By:	 	/s/ Edmund L. Quatmann, Jr.
		 	Name:	 	Edmund L. Quatmann, Jr.
		 	Title:	 	 Executive Vice President, Chief Legal

Officer and Secretary

  
 [Signature Page to Supplemental
Indenture] 

 ELDORADO HOLDCO LLC 

ELDORADO RESORTS LLC 
 ELDORADO
SHREVEPORT #1 
 ELDORADO SHREVEPORT #2 

ELDORADO CASINO SHREVEPORT JOINT VENTURE 

MTR GAMING GROUP, INC. 

MOUNTAINEER PARK, INC. 
 PRESQUE
ISLE DOWNS, INC. 
 SCIOTO DOWNS, INC. 

ELDORADO LIMITED LIABILITY COMPANY 

CIRCUS AND ELDORADO JOINT VENTURE, LLC 

CC-RENO LLC 

CCR NEWCO, LLC 
 ISLE OF CAPRI
CASINOS LLC 
 BLACK HAWK HOLDINGS, L.L.C. 

IC HOLDINGS COLORADO, INC. 

CCSC/BLACKHAWK, INC. 
 ISLE OF
CAPRI BLACK HAWK, L.L.C. 
 IOC - BLACK HAWK DISTRIBUTION COMPANY, LLC 

IOC BLACK HAWK COUNTY, INC. 

ISLE OF CAPRI BETTENDORF, L.C. 

PPI, INC. 
 POMPANO PARK
HOLDINGS, L.L.C. 
 IOC - LULA, INC. 

IOC-KANSAS CITY, INC. 

IOC - BOONVILLE, INC. 

IOC-CARUTHERSVILLE, LLC 

IOC-CAPE GIRARDEAU LLC 

IOC-VICKSBURG, INC. 

IOC-VICKSBURG, L.L.C. 

RAINBOW CASINO-VICKSBURG PARTNERSHIP, L.P. 

IOC HOLDINGS, L.L.C. 
 ST.
CHARLES GAMING COMPANY, L.L.C. 
 PPI DEVELOPMENT HOLDINGS LLC 

PPI DEVELOPMENT LLC 
 ELGIN
HOLDINGS I LLC 
 ELGIN HOLDINGS II LLC 

ELGIN RIVERBOAT RESORT – RIVERBOAT CASINO 

TROPICANA ENTERTAINMENT, INC. 

TROPICANA ATLANTIC CITY CORP. 

AZTAR INDIANA GAMING COMPANY, LLC 

AZTAR RIVERBOAT HOLDING COMPANY, LLC 

TROPICANA ST. LOUIS LLC 

TROPICANA LAUGHLIN, LLC 

CATFISH QUEEN PARTNERSHIP IN COMMENDAM 

LIGHTHOUSE POINT, LLC 
  

[Signature Page to Supplemental Indenture] 

 COLUMBIA PROPERTIES TAHOE 

TEI MANAGEMENT SERVICES LLC 

TLH LLC 
 TROPWORLD GAMES LLC

 TEI R7 INVESTMENT LLC 
 TEI
(ST. LOUIS) RE, LLC 
 TEI (STLH), LLC 

TEI (ES), LLC 
 NEW TROPICANA
OPCO, INC. 
 NEW JAZZ ENTERPRISES, L.L.C. 

CENTROPLEX CENTRE CONVENTION HOTEL, L.L.C. 

MB DEVELOPMENT, LLC 
 NEW
TROPICANA HOLDINGS, INC. 
 TROPICANA ST. LOUIS RE LLC 

 

					
	as Guarantors
		
	By:	 	/s/ Edmund L. Quatmann, Jr.
		 	Name:	 	Edmund L. Quatmann, Jr.
		 	Title:	 	 Executive Vice President, Chief Legal

Officer and Secretary

  
 [Signature Page to Supplemental
Indenture] 

					
	U.S. BANK NATIONAL ASSOCIATION, as Trustee
		
	By:	 	/s/ Michael M. Hopkins
		 	Name:	 	Michael M. Hopkins
		 	Title:	 	Vice President

  
 [Signature Page to Supplemental
Indenture]EX-4.3

 Exhibit 4.3 

Execution Version 

SEVENTH SUPPLEMENTAL INDENTURE 

SEVENTH SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of
October 1, 2018, among TROPICANA ENTERTAINMENT INC., a Delaware corporation, AZTAR INDIANA GAMING COMPANY, LLC, an Indiana limited liability company, AZTAR RIVERBOAT HOLDING COMPANY, LLC, an Indiana limited liability
company, CATFISH QUEEN PARTNERSHIP IN COMMENDAM, a Louisiana partnership, CENTROPLEX CENTRE CONVENTION HOTEL, L.L.C., a Louisiana limited liability company, COLUMBIA PROPERTIES TAHOE, LLC, a Nevada limited liability company,
LIGHTHOUSE POINT, LLC, a Mississippi limited liability company, MB DEVELOPMENT, LLC, a Nevada limited liability company, NEW JAZZ ENTERPRISES, L.L.C., a Nevada limited liability company, NEW TROPICANA HOLDINGS, INC., a
Delaware corporation, NEW TROPICANA OPCO, INC., a Delaware corporation, TEI (ES), LLC, a Delaware limited liability company, TEI (ST. LOUIS RE), LLC, a Delaware limited liability company, TEI (STLH), LLC, a Delaware
limited liability company, TEI MANAGEMENT SERVICES LLC, a Delaware limited liability company, TEI R7 INVESTMENT LLC, a Delaware limited liability company, TLH LLC, a Delaware limited liability company, TROPICANA ATLANTIC CITY
CORP., a New Jersey corporation, TROPICANA LAUGHLIN, LLC, a Nevada limited liability company, TROPICANA ST. LOUIS LLC, a Delaware limited liability company, TROPICANA ST. LOUIS RE LLC, a Delaware limited liability company,
and TROPWORLD GAMES LLC, a Nevada limited liability company (each, a “Guaranteeing Subsidiary” and, collectively, the “Guaranteeing Subsidiaries”), each a subsidiary of Eldorado Resorts, Inc. (or its
permitted successor), a Nevada corporation (the “Company”), the Company and U.S. Bank National Association, as trustee under the Indenture referred to below (the “Trustee”). 

W I T N E S S E T H 
 WHEREAS,
the Company has heretofore executed and delivered to the Trustee an indenture (as amended by that certain First Supplemental Indenture dated as of December 16, 2015, that certain Second Supplemental Indenture dated as of May 26, 2016, that
certain Third Supplemental Indenture, dated as of March 16, 2017, that certain Fourth Supplemental Indenture, dated as of May 1, 2017, that certain Fifth Supplemental Indenture, dated as of June 18, 2018 and that certain Sixth
Supplemental Indenture, dated as of August 7, 2018 and as may be further amended, supplemented, or otherwise modified, the “Indenture”), dated as of July 23, 2015 providing for the issuance of 7% Senior Notes due 2023 (the
“Notes”); 
 WHEREAS, the Indenture provides that under certain circumstances the Guaranteeing Subsidiaries shall execute
and deliver to the Trustee a supplemental indenture pursuant to which the Guaranteeing Subsidiaries shall unconditionally guarantee all of the Company’s Obligations under the Notes and the Indenture on the terms and conditions set forth herein
(the “Note Guarantee”); and 
 WHEREAS, pursuant to Section 9.01 of the Indenture, the Trustee is authorized to
execute and deliver this Supplemental Indenture. 
 NOW, THEREFORE, in consideration of the foregoing and for other good and valuable
consideration, the receipt of which is hereby acknowledged, the Guaranteeing Subsidiaries and the Trustee mutually covenant and agree for the benefit of each other and the equal and ratable benefit of the Holders of the Notes as follows: 

1.    CAPITALIZED TERMS. Capitalized terms used herein without definition shall have the
meanings assigned to them in the Indenture. 

  
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 2.    AGREEMENT TO
GUARANTEE. Each Guaranteeing Subsidiary hereby agrees to provide an unconditional Guarantee on the terms and subject to the conditions set forth in the Note Guarantee and in the Indenture including but not limited to Article 10
thereof. 
 3.    NO RECOURSE AGAINST OTHERS. No director,
officer, employee, incorporator or stockholder of the Company or any Guarantor, as such, will have any liability for any obligations of the Company or the Guarantors under the Notes, this Indenture, the Note Guarantees, or for any claim based on, in
respect of, or by reason of, such obligations or their creation. Each Holder of Notes by accepting a Note waives and releases all such liability. The waiver and release are part of the consideration for issuance of the Notes. The waiver may not be
effective to waive liabilities under the federal securities laws. 
 4.    NEW YORK LAW TO GOVERN. THE INTERNAL LAW OF
THE STATE OF NEW YORK SHALL GOVERN AND BE USED TO CONSTRUE THIS SUPPLEMENTAL INDENTURE WITHOUT GIVING EFFECT TO APPLICABLE PRINCIPLES OF CONFLICTS OF LAW TO THE EXTENT THAT THE APPLICATION OF THE LAWS OF ANOTHER JURISDICTION WOULD BE REQUIRED
THEREBY. 
 5.    COUNTERPARTS. The parties may sign any number of copies of this Supplemental Indenture.
Each signed copy shall be an original, but all of them together represent the same agreement. 
 The exchange of copies of this Supplemental
Indenture and of signature pages by facsimile or PDF transmission shall constitute effective execution and delivery of this Supplemental Indenture as to the parties hereto and may be used in lieu of the original Supplemental Indenture for all
purposes. Signatures of the parties hereto transmitted by facsimile or PDF shall be deemed to be their original signatures for all purposes. 

6.    EFFECT OF HEADINGS. The Section headings herein are for convenience
only and shall not affect the construction hereof. 
 7.    THE TRUSTEE. The Trustee shall
not be responsible in any manner whatsoever for or in respect of the validity or sufficiency of this Supplemental Indenture or for or in respect of the recitals contained herein, all of which recitals are made solely by the Guaranteeing Subsidiaries
and the Company. 

  
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 IN WITNESS WHEREOF, the parties hereto have caused this Supplemental Indenture to be duly
executed and attested, all as of the date first above written. 
  

					
	 ELDORADO RESORTS, INC.
 TROPICANA
ENTERTAINMENT INC.
 AZTAR INDIANA GAMING COMPANY, LLC
 AZTAR
RIVERBOAT HOLDING COMPANY, LLC
 CATFISH QUEEN PARTNERSHIP IN COMMENDAM

CENTROPLEX CENTRE CONVENTION HOTEL, L.L.C.
 COLUMBIA PROPERTIES
TAHOE, LLC
 LIGHTHOUSE POINT, LLC
 MB DEVELOPMENT, LLC

NEW JAZZ ENTERPRISES, L.L.C.
 NEW TROPICANA HOLDINGS, INC.

NEW TROPICANA OPCO, INC.
 TEI (ES), LLC

TEI (ST. LOUIS RE), LLC
 TEI (STLH), LLC

TEI MANAGEMENT SERVICES LLC
 TEI R7 INVESTMENT LLC

TLH LLC
 TROPICANA ATLANTIC CITY CORP.

TROPICANA LAUGHLIN, LLC
 TROPICANA ST. LOUIS LLC

TROPICANA ST. LOUIS RE LLC
 TROPWORLD GAMES LLC

		
	By:	 	/s/ Edmund L. Quatmann, Jr.
		 	Name:	 	Edmund L. Quatmann, Jr.
		 	Title:	 	 Executive Vice President, Chief Legal

Officer and Secretary

  
 [Signature Page to
Seventh Supplemental Indenture] 

 
					
	 U.S. BANK NATIONAL ASSOCIATION
 as
Trustee

		
	By:	 	/s/ Michael M. Hopkins
		 	Name:	 	Michael M. Hopkins
		 	Title:	 	Vice President

  
 [Signature Page to
Seventh Supplemental Indenture]

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