Satsuki, the Living Lore

{t}: Put a Lore counter on each Saga you
control. Activate only as a sorcery.

Whenever a Saga enters the graveyard
Satsuki, the Living Lore deals {x} damage to
target creature, planeswalker, or player
where {x} is equal to the amount of Lore counters that were on the Saga before it
went to the graveyard.