Anakin Skywalker, Jedi

Whenever you cast a white spell, create a
white 1/1 human clone token
Whenever you cast a green spell, add a
mana of any color to your mana pool
Whenever you cast a blue spell, draw a card
Whenever an opponent casts a red spell, deal 1
damage to any target
Whenever an opponent casts a black spell, each opponent loses 1 life