Hydro-Man, Fluid Felon 
Legendary Creature — Elemental Villain
$0.32 #12002 0.47 1.0 years
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 "
: Add ." (He's not a creature during that time.)
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