Legendary Creature — Human Wizard
2 / 2
Whenever you cast an instant or sorcery spell, you may pay


. If you do, copy that spell. You may choose new targets for the copy.
Whenever another nontoken creature you control enters, you may pay


. If you do, create a token that's a copy of that creature.
Riku's first ability triggers whenever you cast any instant or sorcery spell, regardless of whether that spell has targets.