: Target attacking Zombie gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it. If its toughness is 0 or less, it's still put into its owner's graveyard.)

Flying

Sacrifice another creature: Butcher of the Horde gains your choice of vigilance, lifelink, or haste until end of turn.

: Destroy target land.

At the beginning of your upkeep, unless you pay , tap Demonic Hordes and sacrifice a land of an opponent's choice.

Trample

Whenever Dreadhorde Arcanist attacks, you may cast target instant or sorcery card with mana value less than or equal to Dreadhorde Arcanist's power from your graveyard without paying its mana cost. If that spell would be put into your graveyard, exile it instead.

At the beginning of your upkeep, you lose 1 life and amass Zombies 1. (Put a +1/+1 counter on an Army you control. It's also a Zombie. If you don't control an Army, create a 0/0 black Zombie Army creature token first.)

Whenever a Zombie token you control with power 6 or greater attacks, it gains lifelink until end of turn.

You may exile two red cards from your hand rather than pay this spell's mana cost.

Untap all creatures that attacked this turn. After this main phase, there is an additional combat phase followed by an additional main phase.

When Herald of the Dreadhorde dies, amass Zombies 2. (Put two +1/+1 counters on an Army you control. It's also a Zombie. If you don't control an Army, create a 0/0 black Zombie Army creature token first.)

Whenever Horde Ambusher blocks, it deals 1 damage to you.

Morph—Reveal a red card in your hand. (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

When Horde Ambusher is turned face up, target creature can't block this turn.

Vigilance, trample, haste

: You may play target Elemental card from your graveyard without paying its mana cost.

Flying

Other Zombies you control have flying.

Whenever one or more Zombies you control deal combat damage to one or more of your opponents, you may draw cards equal to the number of opponents dealt damage this way. If you do, discard that many cards.

Rampage 1 <I>(Whenever this creature becomes blocked, it gets +1/+1 until end of turn for each creature blocking it beyond the first.)</I>

Creature spells you cast cost less to cast.

At the beginning of each upkeep, if a player cast two or more spells last turn, transform Krallenhorde Howler.

At the beginning of each upkeep, if a player cast two or more spells last turn, transform Krallenhorde Wantons.

Raid — When Mardu Hordechief enters, if you attacked this turn, create a 1/1 white Warrior creature token.

Trample

Whenever Neheb, Dreadhorde Champion deals combat damage to a player or planeswalker, you may discard any number of cards. If you do, draw that many cards and add that much . Until end of turn, you don't lose this mana as steps and phases end.

At the beginning of your upkeep, you lose 2 life.

Dash (You may cast this spell for its dash cost. If you do, it gains haste, and it's returned from the battlefield to its owner's hand at the beginning of the next end step.)

When Ravaging Horde enters, destroy target land.

Other Goblins you control get +1/+1.

Whenever Rundvelt Hordemaster or another Goblin you control dies, exile the top card of your library. If it's a Goblin creature card, you may cast that card until the end of your next turn.

Until end of turn, creatures you control get +1/+1 and gain trample and infect. (Creatures with infect deal damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Unbreathing Horde enters with a +1/+1 counter on it for each other Zombie you control and each Zombie card in your graveyard.

If Unbreathing Horde would be dealt damage, prevent that damage and remove a +1/+1 counter from it.