Mystifying Maze

: Add .
, : Exile target attacking creature an opponent controls. At the beginning of the next end step, return it to the battlefield tapped under its owner’s control.

Blood Tithe

Each opponent loses 3 life. You gain life equal to the life lost this way.

Mystifying Maze

: Add .
, : Exile target attacking creature an opponent controls. At the beginning of the next end step, return it to the battlefield tapped under its owner’s control.

Opal Acrolith

Whenever an opponent casts a creature spell, if Opal Acrolith is an enchantment, Opal Acrolith becomes a 2/4 Soldier creature.
: Opal Acrolith becomes an enchantment.

Disciple of Grace

Protection from black
Cycling (, Discard this card: Draw a card.)

Retromancer

Whenever Retromancer becomes the target of a spell or ability, Retromancer deals 3 damage to that spell or ability’s controller.