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.)
"Well, I always wanted a waterfront view."
—Spider-Man
2/2
Legalities
tlrlegal
duellegal
brawllegal
pennynot legal
PreDH
Rulings · 2
wotc
After the triggered ability resolves during your end step, however, you may tap him for {U}, even if he entered the battlefield this turn.
wotc
The effect of Hydro-Man's last ability ends as your turn begins. There is no opportunity to tap Hydro-Man for {U} once your turn has started.
Notes
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