Geralt of Rivia

Whenever you cast a white spell, target creature
gets indestructible until end of turn.
Whenever you cast a blue spell, tap target
creature.
Whenever you cast a black spell, goad target
creature.
Whenever you cast a red spell, deal 3 damage to
target opponent.
Whenever you cast a green spell, target creature
gets -2/-2 until end of turn.