Demon Lord Carroll

Whenever Demon Lord Carroll enters the battlefield choose target opponent.
Target opponents spells cost {2} more to cast, at
the beginning of that opponents upkeep he
or she may pay {2}, if not Demon Lord Carroll
deals 2 damage to him or her, and whenever target opponent casts a spell Demon Lord Carroll deals
4 damage to him or her.
Trample, haste, first strike