Shirtless in bed 18

Human Torch (Johnny Storm)

Green Lantern (Kyle Rayner)

Anakin Skywalker

Captain America (Steve Rogers)

Marvel Boy (Noh-Varr)

Korak, son of Tarzan

Cyclops (Scott Summers)

Elix (Josh Foley) and Prodigy (David Alleyne)

Havok (Alex Summers)

Nightcrawler (Kurt Wagner)

Scarlet Spider (Ben Reilly)

Batman (Bruce Wayne)

Superman (Clark Kent/Kal-El)

Superman/Superboy

(Jonathan Kent)

Robin (Tim Drake)

Melter (Chris Colchiss)

Luke Skywalker

Blue Beetle (Jaime Reyes)

Cypher (Doug Ramsey)

CFNM (but underwear) scenes, 18

Iron Fist (Danny Rand) in Ultimate Spider-Man

Geo-Force (Brion Markhov) in Young Justice

Superboy (Conner Kent/Kon-El) in Young Justice

Ron Stoppable in Kim Possible

Human Torch (Johnny Storm) in 

Fantastic Four: World's Greatest Heroes

Spider-Man (Peter Park) - Marvel Comics

Robin (Tim Drake) - DC Comics

Nightwing (Dick Grayson) - DC Comics

Daredevil (Matt Murdock) - Marvel Comics

Yorick Brown - Y: The Last Man - Vertigo Comics

Deadpool (Wade Wilson) and

Spider-Man (Peter Parker)

- Marvel Comics

Iceman (Bobby Drake) - Marvel Comics

Longshot - Marvel Comics

Green Lantern (Kyle Rayner) - DC Comics

Colossal Boy's

unnamed brother 

- DC Comics

Zero-G (Alex Power) - Marvel Comics

Captain America (Steve Rogers) - Marvel Comics

Nightcrawler (Kurt Wagner) - Marvel Comics

Marvel Boy (Noh-Varr)

- Marvel Comics

Storm with...

Longshot 

Cyclops (Scott Summers) in X-Men: Evolution

Nightcrawler (Kurt Wagner)

Spider-Man (Peter Parker)

Underwear 56

Nightwing (Dick Grayson)

Superman (Clark Kent)

Star Lord (Peter Quill)

Charlie Spring

Iceman (Bobby Drake)

Marvel Boy (Noh-Varr)

Beast Boy (Garfield Logan)

Angel (Warren Worthington III)

Human Torch (Johnny Storm)

Yorick Brown

Red Robin (Tim Drake) and Bunker (Miguel Jose Barragan)

Superboy (Conner Kent)

Green Lantern (Kyle Rayner)

Spider-Man (Peter Parker)

Deadpool (Wade Wilson)

Steve Trevor

Nemesis (Thomas Andrew Tresser)

Nightcrawler (Kurt Wagner)