If a non-token creature would die when Rayami is on the field, it gets exiled instead with a blood counter on it
On its own, a 1/1 that deals 1 when it enters the battlefield doesn't seem that powerful, but when combined with Witch's Oven, it could be looped every turn
6 Kunoros, Hound of Athreos As a 3/3 for three mana, Kunoros, Hound of Athreos is already a powerful Dog just for being on curve
You can interact with something like Time Stop while it's on the stack, but once it resolves the turn simply ends, and you can no longer interact
Some are draft bulk with ambition
Legends like Judith, the Scourge Diva and Teysa Karlov make great commanders for an Aristocrats deck, but any creature that sacrifices other creatures or does something when you do will work