Requires

Together Forever must be on the battlefield. Ashnod's Altar must be on the battlefield. First Day of Class must be in hand. Ornithopter must be in hand. Mana needed:

Steps

1. Cast First Day of Class, allowing yourself to loot once due to learn and making it so whenever a creature enters the battlefield under your control this turn a +1/+1 counter will be put on it.
2. Cast Ornithopter.
3. First Day of Class triggers, putting a +1/+1 counter on Ornithopter.
4. Activate Together Forever by paying , making it so the next time Ornithopter dies this turn, it returns to your hand.
5. Activate Ashnod's Altar by sacrificing Ornithopter, adding .
6. Together Forever triggers, returning Ornithopter to your hand.
7. Repeat.

Results