Poseidon

Haste, Islandwalk
When Poseidon is blocked by a blue creature,
you gain life equal to that creature's power
{t}: Poseidon deals 1 damage to target blue creature
{x}{t}: Poseidon deals x damage to target
non-flying creature
{u}{t}: Target creature becomes blue in addition
to its other colors
"Water is my friend"
-Poseidon