Deathtouch

Whenever a nontoken creature an opponent controls dies, you may pay . If you do, return that card to the battlefield tapped under your control. It's a Treasure artifact with ", Sacrifice this artifact: Add one mana of any color," and it loses all other card types.

(Gain the next level as a sorcery to add its ability.)

At the beginning of your end step, if a creature died this turn, each opponent loses 1 life.

: Level 2

//Level_2//

When this Class becomes level 2, look at the top three cards of your library. Put one of them into your hand and the rest into your graveyard.

: Level 3

//Level_3//

At the beginning of your end step, each opponent loses life equal to the life they lost this turn. (Damage causes loss of life.)

At the beginning of each end step, each opponent loses life equal to the life they lost this turn. (Damage causes loss of life.)

At the beginning of your upkeep, choose target opponent. Until end of turn, that player can't cast spells, you may look at the top card of their library any time, you may play the top card of their library, and you may spend mana as though it were mana of any color to cast spells this way.