The Akroan War
Enchantment - Saga (CMC 4)
(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)
I -- Gain control of target creature for as long as The Akroan War remains on the battlefield.
II -- Until your next turn, creatures your opponents control attack each combat if able.
III -- Each tapped creature deals damage to itself equal to its power.
- [PTHB] Theros Beyond Death Promos #124p (R)