Ikari, the Vengeful Flame

Bushido 2
Whenever Ikari deals combat damage to a player,
you may discard a card. If you do, draw a card.
Whenever you discard a card, you may pay
{2}{r}. If you do, Ikari deals damage to any target
equal to the discarded card's mana value.
They call it an act of a wrathful god or fickle kami.
She calls it work.