Tidal Control

{1}{U}{U}

Enchantment

Cumulative upkeep {2} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

{2}: Counter target red or green spell. Any player may play this ability.

Pay 2 life: Counter target red or green spell. Any player may play this ability.