
Hydro-Man, Fluid Felon | Legendary Creature | Elemental Villain | Whenever you cast a blue spell, if Hydro-Man is a creature, he gets +1/+1 until end of turn.
At the beginning of your end step, untap Hydro-Man. Until your next turn, he becomes a land and gains "{T}: Add {U}." (He's not a creature during that time.) | David Palumbo

Spider-Sense | Instant | | Web-slinging {U} (You may cast this spell for {U} if you also return a tapped creature you control to its owner's hand.)
Counter target instant spell, sorcery spell, or triggered ability. | Diana Franco

Spider-Woman, Stunning Savior | Legendary Creature | Spider Human Hero | Flying
Venom Blast — Artifacts and creatures your opponents control enter tapped. | Mirko Failoni

Spider-Man 2099 | Legendary Creature | Spider Human Hero | From the Future — You can't cast Spider-Man 2099 during your first, second, or third turns of the game.
Double strike, vigilance
At the beginning of your end step, if you've played a land or cast a spell this turn from anywhere other than your hand, Spider-Man 2099 deals damage equal to his power to any target. | Slawomir Maniak

Jackal, Genius Geneticist | Legendary Creature | Human Scientist Villain | Trample
Whenever you cast a creature spell with mana value equal to Jackal's power, copy that spell, except the copy isn't legendary. Then put a +1/+1 counter on Jackal. (The copy becomes a token.) | Arif Wijaya