Demon Summon

Madness {x}{b}{b} (If you discard this card,
discard it into exile. When you do, cast it for its
madness cost or put it into your graveyard.)
Create three tapped 2/2 black Demon
creature tokens with flying and you gain 3
life. If this spell's madness cost was paid,
instead create X of those tokens and
you gain X life.