Triskaidekaphile + Peer into the Abyss + Aeromoeba + Sage of Hours

Triskaidekaphile

Peer into the Abyss

Aeromoeba

Sage of Hours

How it works

1. Cast Peer into the Abyss, drawing at least twelve cards and losing half your life total.
2. Activate Sage of Hours by removing all +1/+1 counters from it, gaining an extra turn for every five counters removed.
3. Activate Aeromeba by discarding a card to switch Aeromeba's power and toughness until end of turn.
4. Repeat step 3 until you have exactly thirteen cards in your hand.
5. Pass to the extra turn.
6. At the beginning of your upkeep, Triskaidekaphile triggers, winning the game.