Shinka Gatekeeper

Whenever Shinka Gatekeeper is dealt damage, it deals that much damage to you.

Akki Blizzard-Herder

When Akki Blizzard-Herder dies, each player sacrifices a land of their choice.

Sakura-Tribe Springcaller

At the beginning of your upkeep, add . Until end of turn, you don’t lose this mana as steps and phases end.

Ronin Warclub

Equipped creature gets +2/+1.
Whenever a creature you control enters, attach Ronin Warclub to that creature.
Equip (: Attach to target creature you control. Equip only as a sorcery.)

Flametongue Kavu

When Flametongue Kavu enters, it deals 4 damage to target creature.

Zzzyxas’s Abyss

At the beginning of your upkeep, destroy all nonland permanents with the first name alphabetically among nonland permanents.

Kiki-Jiki, Mirror Breaker

Haste
: Create a token that’s a copy of target nonlegendary creature you control, except it has haste. Sacrifice it at the beginning of the next end step.

Midnight Covenant

Enchant creature
Enchanted creature has “: This creature gets +1/+1 until end of turn.”

Consuming Vortex

Return target creature to its owner’s hand.
Splice onto Arcane (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card’s effects to that spell.)

Purge

Destroy target artifact creature or black creature. It can’t be regenerated.

Leonin Squire

When Leonin Squire enters, return target artifact card with mana value 1 or less from your graveyard to your hand.

Desecration Elemental

Fear (This creature can’t be blocked except by artifact creatures and/or black creatures.)
Whenever a player casts a spell, sacrifice a creature.

Raksha Golden Cub

Vigilance
As long as Raksha Golden Cub is equipped, Cat creatures you control get +2/+2 and have double strike.

Ebon Drake

Flying
Whenever a player casts a spell, you lose 1 life.

Scrounge

Target opponent chooses an artifact card in their graveyard. Put that card onto the battlefield under your control.

Tears of Rage

Cast this spell only during the declare attackers step.
Attacking creatures you control get +X/+0 until end of turn, where X is the number of attacking creatures. Sacrifice those creatures at the beginning of the next end step.

Tanglewalker

Each creature you control can’t be blocked as long as defending player controls an artifact land.