Yurlok of Scorch Thrash + Freed from the Real + Mycosynth Lattice

Yurlok of Scorch Thrash

Freed from the Real

Mycosynth Lattice

How it works

1. Activate Yurlok by paying 1 and tapping it, causing each player to add 3 to their mana pool.
2. Activate Freed from the Real's second ability twice by paying 2, untapping Yurlok.
3. Repeat an arbitrarily large number of times.
4. Move to your next phase, causing each player to lose life equal to the mana in their mana pool.