Realm of Repetitions

{x}{t}: add X mana of any one color. Surveil X.
Whenever you cast an instant or sorcery spell
that has the same name as a card in your
graveyard, you may put a time counter on Realm
of Repetitions.
Whenever you cast an instant or sorcery spell
while Realm of Repetitions has two or more time counters on it, you may copy that spell. You may choose new targets for the copy.
"...if I had two cents for every time..."