Draco Lich\'s Monored 24 damage

Whenever a creature enters, that creature's controller may have it deal damage equal to its power to any target of their choice.

Trample When this creature enters, sacrifice it unless you sacrifice any number of creatures with total power 12 or greater.

( can be paid with either or 2 life.) Return target creature card with mana value X from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step.