Avatar Aang

Whenever you cast a white spell, create a 1/1 white
Human Soldier creature token.
Whenever you cast a blue spell, scry 2.
Whenever you cast a red spell, Aang deals 3 damage
to target opponent.
Whenever you cast a green spell, target creature gets
+4/+4 until end of turn.

"Since beginning-less time, darkness thrives in the void, but always yields to purifying light."
—The Lion Turtle