Flying
Whenever Butcher of Malakir or another creature you control dies, each opponent sacrifices a creature.

Trample
Myriad (Whenever this creature attacks, for each opponent other than defending player, you may create a token that's a copy of this creature that's tapped and attacking that player or a planeswalker they control. Exile the tokens at end of combat.)

Trample
Centaur Vinecrasher enters the battlefield with a number of +1/+1 counters on it equal to the number of land cards in all graveyards.
Whenever a land card is put into a graveyard from anywhere, you may pay . If you do, return Centaur Vinecrasher from your graveyard to your hand.

, , Sacrifice X other creatures: Return X target creature cards from your graveyard to the battlefield.
: Put Champion of Stray Souls on top of your library from your graveyard.

Radiance — Cleansing Beam deals 2 damage to target creature and each other creature that shares a color with it.

Flash
Reach
When Cloudthresher enters the battlefield, it deals 2 damage to each creature with flying and each player.
Evoke (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters the battlefield.)

Draw a card for each creature you control.

Multikicker (You may pay an additional any number of times as you cast this spell.)
Choose any target, then choose another target for each time this spell was kicked. Comet Storm deals X damage to each of them.

: Add one mana of any color in your commander's color identity.

: Add one mana of any color in your commander's color identity.
Sacrifice Commander's Sphere: Draw a card.

Target player gains 2 life for each creature on the battlefield.

At the beginning of your end step, you may exile target creature you control, then return that card to the battlefield under your control.

Enchant creature
You control enchanted creature.

When Corpse Augur dies, you draw X cards and you lose X life, where X is the number of creature cards in target player's graveyard.

Trample
: Until end of turn, target creature you control has base power and toughness 5/5 and gains trample.

: Add .
, Sacrifice Crystal Vein: Add .

Enchant player
Whenever a player attacks enchanted player with one or more creatures, that attacking player may tap or untap target permanent of their choice.

Enchant player
Whenever a creature attacks enchanted player, put a +1/+1 counter on it.

Enchant player
Whenever a creature attacks enchanted player, its controller gains 1 life.

Indestructible
: Add one mana of any color.