Insect Lord

This spell costs {1} less for each spell you've cast
this turn.
When Insect Lord enters the battlefield, it deals
X damage to target creature, where X is the
number of spells you've cast this turn.
"As if a pestilent fog enshrouding the world in shadow,
they came. The darkness consumed the sky, until all
that remained to consume was us."
-The Insect Chronicles, Final Chapter