mtg learn cards and Lesson Draw a card. Learn and Lessons in MTG:

Drop in Aegis Angel or Avacyn, Angel of Hope to protect Kaalia, or get Rune-Scarred Demon or Burning-Rune Demon to grab Liliana's Contract and finish the game

If you want to get obnoxious, Raff plays well with Rule of Law effects like Arcane Laboratory and Deafening Silence since you can always play your spells on your opponents turns for four spells a turn cycle while theyll often be stuck at one, maybe two

Of course, this instant can already win a long game out of nowhere, even when your opponents aren't trying to go off with infinite tokens of their own

They will always see play somewhere, and theyll usually retain their value or even increase in value over time