And even if you don't go crazy, sac a bunch of tokens, get a bunch of Blood Artist triggers, and what have you, you can still easily end up with a pretty big flyer for four mana or give/proliferate it counters through other means
My assumption is that cards from inactive users are wiped over time, but I couldnt find confirmation of this
(It's okay if 1 of the Pokemon has no damage counters on it.) [PP] Hypnoblast (20) Flip a coin
This will be a very meta dependent card, but in the right meta it will be one of the most powerful cards in the format
Use the number of permanent cards in your graveyard at that time, even though it may be a different number than the number that were there as you cast the spell
The most important aspect of supporting Reanimator as a Cube designer is including a good volume of the three essential pieces