Cull the Meek

Magnify {4}{b}{b} (You may cast this spell for its magnify cost rather than its mana cost.)
Destroy target creature if it has converted mana cost 2 or less. If Cull the Meek's magnify cost was paid, instead destroy all creatures with converted mana cost 2 or less.
Kindness is a weakness in a world surrounded by dangers lurking in every shadow.