Robot Chicken themed variant covers available for various DC issues released in March of 2014. There were 22 in 2014, and Aquaman had one in 2012.
Variant Theme: Rocket Raccoon & Groot
Series of themed variant covers spotlighting Rocket Raccoon and Groot.
Variant Theme: Rom
IDW variants for July, 2016 cover date. Series of variants celebrating the return of Rom, Space Knight.
Variant Theme: Run the Jewels
Variant Theme: Scribblenauts Unmasked
Variant covers illustrated by Jon Katz used to promote the DC Comics themed Scribblenauts Unmasked video game, each an homage to a famous cover.
Variant Theme: Sinister Villains of Spider-Man
Variant Theme: Spawn Month
Variant Theme: Spider Suit
Variant Theme: Spider-Villains
Variant Theme: Stan Lee Tribute
Series of regular and variant covers honoring Stan Lee after his death.
Variant Theme: Star Wars 40th Anniversary
Variant Theme: Star Wars Blueprint
Variant Theme: Star Wars Greatest Moments
Series of thirty-six variant covers depicting various Greatest Moments from the Star Wars franchise.
Variant Theme: Star Wars Wanted Poster
Variant Theme: Star Wars "Welcome Home"
Series of Star Wars covers celebrating its return to Marvel.
Variant Theme: S.T.E.A.M.
Variant Theme: Stomp Out Bullying
Anti-bullying themed covers.
Variant Theme: Stormbreakers
Variant Theme: Teen Titans Go!
DC Comics July variant cover theme featuring covers in the style of the popular Teen Titans Go! cartoon.
Variant Theme: The Amazing Mary Jane
Series of themed variants.
Variant Theme: The Avengers
Variant Theme: The Defenders
Marvel variants for November and December, 2016 cover dates.
Variant Theme: The Flash 75th Anniversary
DC Comics' March 2015 variant cover theme celebrating 75 years of The Flash.
Variant Theme: The Horsemen of Apocalypse
Marvel variants for July, 2016 cover date.
Variant Theme: The Mighty Thor
Variant Theme: The New 52 Homage
Variant Theme: The New Mutants
Variant Theme: The Story Thus Far...
Variant Theme: The Suicide Squad Movie
Variant Theme: The Walking Dead 15th Anniversary
Series of variant covers by Bill Sienkiewicz celebrating the 15th anniversary of The Walking Dead.
Variant Theme: The Walking Dead Tribute
Variant Theme: The Wicked + The Divine
Variant covers for various Image Comics series, illustrated by The Wicked + The Divine artist Jamie McKelvie, illustrated in the same style as the series cover design.
Variant Theme: Thor Goes Hollywood
Marvel variants for June, 2011 cover date. Characters from Asgard in homages to famous Hollywood films, as promotion for the Thor movie.
Variant Theme: Timeless
Variant Theme: Tron Legacy
Disney used the covers of its subsidiary Marvel Comics to promote an upcoming movie near the time of the release of the covers, Tron: Legacy. The characters in the comics are drawn on the covers to appear like Tron characters.
Variant Theme: Tsum Tsum Takeover
Variant Theme: Two-Tone
Variant Theme: Ultimate Spider-Man Web Warriors
Amazing Spider-Man Vol. 3 #9-15 each had a Ultimate Spider-Man Web Warriors variant cover to promote the new animated series.
Variant Theme: Uncanny X-Men
Variant Theme: Valiant Cat Cosplay
Special variant covers for all Valiant titles released throughout December 2016 and benefiting the Brooklyn Animal Rescue Coalition (BARC).
Variant Theme: Valiantcraft
A series of Minecraft themed variants from Valiant in 2014.
Variant Theme: Valiant Mask
Covers that feature a detachable mask.
Variant Theme: Valiant Throwback
Series of themed variant covers with art inspired by Valiant covers from the 90's.
