Flame Dogma

Expel {2} (If you would roll this card from the Chaos
Library, instead, exile it. As long as it remains exiled,
you may cast it for it's expel cost)
Add an amount of {r} equal to half the total
amount of cards in player's hands rounded down.
You may only cast up to three more spells
this turn.
"Flame, o flame... Cleanse our mortal sins, o flame!"