Helm of the Host

At the beginning of combat on your turn, create a token that’s a copy of equipped creature, except the token isn’t legendary. That token gains haste.
Equip

Kazarov, Sengir Pureblood

Flying
Whenever a creature an opponent controls is dealt damage, put a +1/+1 counter on Kazarov, Sengir Pureblood.
: Kazarov deals 2 damage to target creature.

Kazarov, Sengir Pureblood

Flying
Whenever a creature an opponent controls is dealt damage, put a +1/+1 counter on Kazarov, Sengir Pureblood.
: Kazarov deals 2 damage to target creature.

Adaptive Automaton

As this creature enters, choose a creature type.
This creature is the chosen type in addition to its other types.
Other creatures you control of the chosen type get +1/+1.

Guardian Idol

Guardian Idol enters tapped.
: Add .
: Guardian Idol becomes a 2/2 Golem artifact creature until end of turn.

Boggart Brute

Menace (This creature can’t be blocked except by two or more creatures.)

Blinding Fog

Prevent all damage that would be dealt to creatures this turn. Creatures you control gain hexproof until end of turn. (They can’t be the targets of spells or abilities your opponents control.)

Rile

Rile deals 1 damage to target creature you control. That creature gains trample until end of turn.
Draw a card.

Rout

You may cast Rout as though it had flash if you pay more to cast it. (You may cast it any time you could cast an instant.)
Destroy all creatures. They can’t be regenerated.

Sangromancer

Flying
Whenever a creature an opponent controls dies, you may gain 3 life.
Whenever an opponent discards a card, you may gain 3 life.

Kheru Mind-Eater

Menace
Whenever Kheru Mind-Eater deals combat damage to a player, that player exiles a card from their hand face down.
You may look at cards exiled with Kheru Mind-Eater, and you may play lands and cast spells from among those cards.

Wall of Forgotten Pharaohs

Defender
: Wall of Forgotten Pharaohs deals 1 damage to target player or planeswalker. Activate only if you control a Desert or there is a Desert card in your graveyard.

Graven Abomination

Whenever Graven Abomination attacks, exile target card from defending player’s graveyard.

Grasp of the Hieromancer

Enchant creature
Enchanted creature gets +1/+1 and has “Whenever this creature attacks, tap target creature defending player controls.”

Putrefy

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

Niblis of Frost

Flying
Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)
Whenever you cast an instant or sorcery spell, tap target creature an opponent controls. That creature doesn’t untap during its controller’s next untap step.

Mind Twist

Target player discards X cards at random.

Chain Lightning

Chain Lightning deals 3 damage to any target. Then that player or that permanent’s controller may pay . If the player does, they may copy this spell and may choose a new target for that copy.

Avatar of Woe

If there are ten or more creature cards total in all graveyards, this spell costs less to cast.
Fear (This creature can’t be blocked except by artifact creatures and/or black creatures.)
: Destroy target creature. It can’t be regenerated.