The seventh season of "America's Best Dance Crew", also known as America's Best Dance Crew: Return of the Superstars, premiered on April 11, 2012.
 "Return of the Superstars" used the same show format of the previous season, in which the crews performed to the music of one specific artist each week.
 The season featured artists including Rihanna, Britney Spears, Madonna, Pitbull, David Guetta, LMFAO, Jennifer Lopez, Drake, Flo Rida, and Katy Perry.
 In the live finale, which aired on June 13, 2012, Elektrolytes was declared the winner.
Quest Crew is an American hip-hop dance crew from Los Angeles, California who were declared winners of the third season of "America's Best Dance Crew".
 They made their first few appearances individually on shows like "So You Think You Can Dance" and at events such as Kollaboration 8 and World of Dance.
 They are currently helping with choreography for well-known artists such as LMFAO and touring with them as well.
 On August 29, 2015, Quest Crew was declared all-star champions of Season 8 of "America's Best Dance Crew" (ABDC).
 This is the crew's second time being declared champion of MTV's hit show.
The Elektrolytes are an all-male dance crew formed by a group of local dancers within the area of Gilbert, Arizona in 2006.
 They are the winner of the seventh season of America's Best Dance Crew.
 They are also the winners of Hip Hop International USA 2011 Adult Division, and finished seventh in the World Hip Hop International 2011 Finals.
The Jabbawockeez (stylized as JabbaWocKeeZ) is an American hip-hop dance crew.
 Best known for being the winners of the first season of "America's Best Dance Crew" in 2008.
 They were initially formed by members Kevin "KB" Brewer, Phil "Swagger Boy" Tayag, & Joe "Punkee" Larot under the name "3 Muskee".
 By 2004, their members included Ben "B-Tek" Chung, Chris "Cristyle" Gatdula, Rynan "Kid Rainen" Paguio, and Jeff "Phi" Nguyen.
 Tony "Transformer" Tran joined the crew in 2013.
 The Jabbawockeez do not have a group leader; choreography for their performances, as well as music and design choices, is made as a collective unit.
The fifth season of "America's Best Dance Crew" premiered on January 28, 2010.
 Similar to the live casting specials featured in the first two seasons, the first three episodes consisted of separate regional auditions before proceeding to the official national-level competition.
 Shane Sparks did not return as a judge this season, due to his arrest, and was replaced by Omarion.
 In the live finale, which aired on April 8, 2010, Poreotix was declared the winner.
Fanny Pak is a ten-member contemporary, hip-hop and jazz-trained dance crew from Los Angeles, California that gained popularity after appearing on the second season of MTV's "America's Best Dance Crew" (ABDC).
 Often while performing, the crew wears bright clothes and bold patterns reminiscent of the 1980s as well as fanny packs, which is where their crew name originated.
 In addition, all of the members were born in the 1980s.
 The crew returned to ABDC on the seventh season, placing fifth in the competition.
SoReal Cru is a hip-hop dance crew from Houston, Texas who gained fame as the runner-up on the second season of "America's Best Dance Crew" (ABDC).
 Before ABDC, they won first place at the World of Dance competition in Pomona in 2008.
 After the second season of "America's Best Dance Crew" was over, they returned to MTV for a two-part ABDC special, "Battle of the VMA's".
 In the spin-off, popular crews from seasons one and two competed for an opportunity to win $25,000 for charity and to present the 2008 VMA for Best Dancing in a Video.
 Alumni crews BreakSk8, Fanny Pak, Kaba Modern, Status Quo, and SoReal Cru participated in the event.
 SoReal Cru danced to "Forever" by Chris Brown and made the cut in the preliminary rounds while BreakSk8 and Status Quo were eliminated.
 After the public voted, SoReal Cru lost to Fanny Pak and Kaba Modern for having the least amount of votes.
 After a dance off at the VMA Preshow, the public voted again, and it was announced during the VMA's that Fanny Pak won.
America’s Best Dance Crew All-Stars: Road to the VMAs was the eighth season of the competitive dance reality television series "America's Best Dance Crew".
 The revival of the series was announced by MTV on January 10, 2015, following the show's cancellation in 2012.
 The season, which premiered on July 29, 2015, was hosted by television presenter Jason Dundas.
 The season consisted of six "Video Music Award"–themed episodes; the winner was crowned in a live episode finale airing before the 2015 MTV Video Music Awards.
 Hip hop artist T-Pain, recording artist Teyana Taylor, and Broadway performer Frankie Grande formed the new judging panel.
The sixth season of "America's Best Dance Crew", also known as America's Best Dance Crew: Season of the Superstars, premiered on April 7, 2011.
 Taking a different route from past seasons, the crews performed to the music of one specific artist each week, including Rihanna, Lil Wayne, and other stars.
 The season also featured special guest appearances by various music celebrities including Justin Bieber, The Black Eyed Peas, Katy Perry, Kesha, Nicki Minaj, and Kanye West.
 Dominic "D-Trix" Sandoval, a former member of Quest Crew, the winner of the third season of "America's Best Dance Crew", joined returning judges Lil Mama and JC Chasez as the newest judge.
 In the season finale, which aired on June 5, 2011, I.aM.mE was declared the winner.
Poreotics, also known as Poreotix, is an Asian American all-male dance crew from Westminster, California.
 The crew was formed in 2007 by Matthew "Dumbo" Nguyen and specializes in popping, choreography and robotics, hence the name Po-reo-tics.
 They have performed in numerous hip hop dance competitions, most notably coming in 1st place in the USA division of the 2009 and 2010 Hip-Hop Internationals and in other dance programs and competitions including the Vibe 15, FUSION X, Body Rock, and World Of Dance.
 On April 8, 2010, they were crowned the champions on the fifth season of America's Best Dance Crew.
 On January 14, 2011 they were crowned as "Team of the Year" at the World of Dance awards.

Question: Which winner of America's Best Dance Crew was formed in 2007 by Matthew "Dumbo" Nguyen?
Answer: Poreotics