Batman & Captain America run a villain gauntlet
Batman & Captain America are going to face off against three villains each. Then Spider-Man will try and defeat all 6 villains. The heros get standard equipment. No prep on either side.
Captain America vs NKV Demon, Killer Croc, & KGBeast
vs
Batman vs Flag-Smasher, Crossbones, & Batroc
Spider-Man vs Flag-Smasher, Crossbones, Batroc, NKV Demon, Killer Croc, & KGBeast