Grim Bauble

When this artifact enters, target creature an opponent controls gets -2/-2 until end of turn.
, , Sacrifice this artifact: Surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

Grim Bounty

Destroy target creature or planeswalker. Create a Treasure token. (It’s an artifact with “, Sacrifice this artifact: Add one mana of any color.”)

Killer’s Mask

When Killer’s Mask enters, manifest dread, then attach Killer’s Mask to that creature. (Look at the top two cards of your library. Put one onto the battlefield face down as a 2/2 creature and the other into your graveyard. Turn it face up any time for its mana cost if it’s a creature card.)
Equipped creature has menace.
Equip

Glimmerlight

When Glimmerlight enters, create a 1/1 white Glimmer enchantment creature token.
Equipped creature gets +1/+1.
Equip (: Attach to target creature you control. Equip only as a sorcery.)

Wagon Wrecker

Menace
Whenever Wagon Wrecker deals combat damage to a player, a random nonland card in that player’s hand perpetually gains “When you cast this spell, you lose 2 life.”

Hollow Marauder

This spell costs less to cast for each creature card in your graveyard.
Flying
When Hollow Marauder enters, any number of target opponents each discard a card. For each of those opponents who didn’t discard a card with mana value 4 or greater, draw a card.

Bringer of the Last Gift

Flying
When Bringer of the Last Gift enters, if you cast it, each player sacrifices all other creatures they control. Then each player returns all creature cards from their graveyard that weren’t put there this way to the battlefield.

Treasure

, Sacrifice this token: Add one mana of any color.

Bringer of the Last Gift

Flying
When Bringer of the Last Gift enters, if you cast it, each player sacrifices all other creatures they control. Then each player returns all creature cards from their graveyard that weren’t put there this way to the battlefield.

Bringer of the Last Gift

Flying
When Bringer of the Last Gift enters, if you cast it, each player sacrifices all other creatures they control. Then each player returns all creature cards from their graveyard that weren’t put there this way to the battlefield.