Riku, Arcane Master

Ward {1}
Whenever you cast an instant or sorcery spell,
you may pay {u}{r}. If you do copy that spell. You
may choose new targets for the copy.
Whenever you cast or copy your third spell in a
turn, you may transform Riku, Arcane Master.
"Just wait until you meet the third Riku! I'm joking, hopefully..."