10

1) Flash by Matteo Scalera

2) Superman & Batman by Stephen Jorge Segovia

3) Cannonball & Sunspot by Stefano Caselli

4) Namor Vs. Iron Man by Bruce Timm

5) Abomination Vs. Hulk by Alan Davis

6) X-Men by John Romita Sr.

7) X-Men by Stuart Immonen on Tumblr

8) Daredevil by Carmine Di Giandomenico

9) Superman Beyond by Dustin Nguyen on Tumblr

10) Captain America by Dave Seguin on Tumblr