by EternalWolf88 on Dec 04, 2020
Lethe Lake Leviathan
Lethe Lake Leviathan's power is equal to the number of instant and
sorcery cards in all
Lethe Lake Leviathan's toughness is equal to the number of creatures in all graveyards.
Whenever a player casts a spell, that player mills the top X cards of their library, where X is equal
to that spells converted mana cost.