ODST was released to the public before June 2016 with more than 98 additional achievements .
ODST was released to the public on May 30 , 2015 along side 100 additional achievements.  Ops , the episodic content originating in Halo 4 , was released as downloadable content for The Master Chief Collection on December 22 , 2014 , .
Halo-COLON- The Master Chief Collection