Binding Contract — If you would draw a card, exile the top card of your library face down instead.

: Draw seven cards.

: Return all cards exiled with Asmodeus the Archfiend to their owner's hand and you lose that much life.

This spell costs less to cast for each instant and sorcery card in your graveyard.

Prowess

When Bedlam Reveler enters, discard your hand, then draw three cards.

Whenever you sacrifice another creature, put a +1/+1 counter on Body Dropper.

, Sacrifice another creature: Body Dropper gains menace until end of turn. (It can't be blocked except by two or more creatures.)

When Carnage Interpreter enters, discard your hand, then investigate four times. (To investigate, create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")

As long as you have one or fewer cards in hand, Carnage Interpreter gets +2/+2 and has menace.

Chained Brute doesn't untap during your untap step.

, Sacrifice another creature: Untap Chained Brute. Activate only during your turn.

Trample, haste

Alliance — Whenever another creature you control enters, double Devilish Valet's power until end of turn.

First strike (This creature deals combat damage before creatures without first strike.)

If a source would deal damage to an opponent, it deals double that damage to that player instead.

When Footlight Fiend dies, it deals 1 damage to any target.

Haste

Whenever you cast a noncreature spell, Frenzied Devils gets +2/+2 until end of turn.

When Gibbering Fiend enters, it deals 1 damage to each opponent.

Delirium — At the beginning of each opponent's upkeep, if there are four or more card types among cards in your graveyard, Gibbering Fiend deals 1 damage to that player.

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

: Target creature attacks this turn if able.

Each creature spell you cast with mana value 4 or greater has blitz. The blitz cost is equal to its mana cost. (You may choose to cast that spell for its blitz cost. If you do it gains haste and "When this creature dies, draw a card." Sacrifice it at the beginning of the next end step.)

Blitz costs you pay cost less for each time you've cast your commander from the command zone this game.

Exploit (When this creature enters, you may sacrifice a creature.)

When Infernal Captor exploits a creature, gain control of target artifact or creature until end of turn. Untap that permanent. It gains haste until end of turn.

Flying

Whenever a creature card is put into an opponent's graveyard from anywhere, you may pay life equal to its mana value. If you do, put it onto the battlefield under your control. It's a Warlock in addition to its other types.

If a Warlock you control would die, exile it instead.

Whenever a player sacrifices a permanent, Mayhem Devil deals 1 damage to any target.

Menace

Whenever a player casts their first spell each turn, they create a Treasure token.

Whenever an artifact an opponent controls is put into a graveyard from the battlefield, Pain Distributor deals 1 damage to that player.

When Pitchburn Devils dies, it deals 3 damage to any target.

When Rad Rascal enters, open an Attraction. (Put the top card of your Attraction deck onto the battlefield.)

Haste

Echo—Discard a card. (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)

Whenever Reckless Detective attacks, you may sacrifice an artifact or discard a card. If you do, draw a card and Reckless Detective gets +2/+0 until end of turn.

: Scalding Devil deals 1 damage to target player or planeswalker.

Menace

At the beginning of your upkeep, reveal the top card of your library. Any opponent may have you put that card into your graveyard. If a player does, Sin Prodder deals damage to that player equal to that card's mana value. Otherwise, put that card into your hand.

During your turn, Spiteful Prankster has first strike.

Whenever another creature dies, Spiteful Prankster deals 1 damage to target player or planeswalker.

First strike

When Tibalt's Rager dies, it deals 1 damage to any target.

: Tibalt's Rager gets +2/+0 until end of turn.

Haste

Morbid — : Vengeful Devil deals 1 damage to any target. Activate only if a creature died this turn.

When Wildfire Devils enters and at the beginning of your upkeep, choose a player at random. That player exiles an instant or sorcery card from their graveyard. Copy that card. You may cast the copy without paying its mana cost.

Whenever an opponent draws their first card each turn, if it's not their turn, you create a 1/1 red Devil creature token with "When this creature dies, it deals 1 damage to any target."

Whenever one or more Devils you control attack one or more players, you and those players each draw a card, then discard a card at random.