Lockjaw, Slobbering Teleporter is a rare Legendary Creature — Inhuman Dog Hero card from Marvel Super Heroes Commander (MSC), collector number 336. Current market price: $2.20, TCGplayer market prices via Scryfall.
Vigilance At the beginning of combat on your turn, if you've cast a noncreature spell this turn, put a +1/+1 counter on Lockjaw. When you do, Lockjaw and up to one other target creature you control can't be blocked this turn.