Insanity Overpower

Each Insanity you control gets +3/+3 until end
of turn.
Before this spell is put into your graveyard, add {w}{u}{b}{r}{g}. Use this mana only to cast Insanity
spells.
"You wanna fight?! I'll show you what one really
looks like. And my rage will overpower your weak,
little, body, Escence."
— Xix, The Soul Slain