This land enters tapped unless you control a Mountain. {T}: Add {R}. {1}{R}{R}, {T}: Creatures you control get +1/+0 until end of turn.

({T}: Add {R}.) This land enters tapped. {R}, {T}: Shuffle your library. Activate only if you control two or more red permanents.

({T}: Add {R}.)

This land enters tapped. {T}: Add {C}. {2}, {T}, Sacrifice this land: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.

Players have no maximum hand size. At the beginning of each player's draw step, that player draws an additional card, then discards a card.

Equipped creature gets +3/+2. Whenever this Equipment becomes unattached from a permanent, sacrifice that permanent. Equip {0} ({0}: Attach to target creature you control. Equip only as a sorcery.)

Red creature spells you cast cost {1} less to cast. Whenever you cast a creature spell, you may discard a card. If you do, draw a card.

As this artifact enters, choose a creature type. Creature spells you cast of the chosen type cost {1} less to cast. At the beginning of your upkeep, look at the top card of your library. If it's a creature card of the chosen type, you may reveal it and put it into your hand.

As this artifact enters, choose a creature type. {1}: Until end of turn, this artifact becomes a copy of target creature you control of the chosen type, except it's an artifact in addition to its other types.

Sacrifice a creature: Add one mana of any color.

This spell costs {1} less to cast for each instant and sorcery card in your graveyard. Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) When this creature enters, discard your hand, then draw three cards.

This creature doesn't untap during your untap step. {1}, Sacrifice another creature: Untap this creature. Activate only during your turn.

At the beginning of your upkeep, return an instant or sorcery card at random from your graveyard to your hand. Whenever you cast an instant or sorcery spell, this creature gets +4/+0 until end of turn.

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.) If another red source you control would deal damage to a permanent or player, it deals that much damage plus 1 to that permanent or player instead.

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.

Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.) Whenever this creature or another creature enters from your graveyard, that creature deals damage equal to its power to any target.

When this creature enters, it deals 1 damage to target creature and 1 damage to you.

When this creature dies, it deals 3 damage divided as you choose among one, two, or three targets.

When this creature 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, this creature deals 1 damage to that player.

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

Whenever you sacrifice a permanent, this creature deals 1 damage to any target.

{2}{R}: Target creature attacks this turn if able.

Haste Whenever a creature you control attacks, this creature deals 1 damage to the player or planeswalker it's attacking.

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.) {1}, Sacrifice another creature: Put a +1/+1 counter on this creature.

Trample, haste When this creature attacks, up to one target creature defending player controls blocks it this combat if able. At the beginning of the end step, sacrifice this creature.

When this creature dies, it deals 3 damage to any target.

{2}{R}: This creature deals 1 damage to target player or planeswalker.

When this creature enters, creatures you control get +1/+0 until end of turn. Unearth {2}{R} ({2}{R}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

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, this creature deals damage to that player equal to that card's mana value. Otherwise, put that card into your hand.

During your turn, this creature has first strike. Whenever another creature dies, this creature deals 1 damage to target player or planeswalker.

{S}: This creature gains haste until end of turn. ({S} can be paid with one mana from a snow source.) Sacrifice a creature: Add {R}.

When this creature dies, it deals 1 damage to any target. {1}{R}: This creature gets +2/+0 until end of turn.

If a red source you control would deal damage to an opponent or a permanent an opponent controls, it deals that much damage plus 2 instead.

{R}, Sacrifice this creature: Destroy target artifact.

Haste Morbid — {T}: This creature deals 1 damage to any target. Activate only if a creature died this turn.

When this creature enters, any opponent may have it deal 4 damage to them. If a player does, sacrifice this creature.

This spell costs {1} less to cast for each creature on the battlefield. Blasphemous Act deals 13 damage to each creature.

Chain Reaction deals X damage to each creature, where X is the number of creatures on the battlefield.

Create four 1/1 red Devil creature tokens. They have "When this token dies, it deals 1 damage to any target."

Destroy each nonland artifact with mana value 4 or less.

Sacrifice all creatures you control, then create that many 4/4 red Hellion creature tokens.

Choose a creature type. For each creature you control of the chosen type, create a token that's a copy of that creature. Those tokens gain haste. Exile them at the beginning of the next end step.

Destroy target artifact or land. It can't be regenerated.

Discard all the cards in your hand, then draw that many cards. Flashback {5}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Attacking creatures you control have double strike.

{R}: Target creature with power 2 or less gains haste until end of turn and can't be blocked this turn.

Enchant creature Enchanted creature gets +1/+0 and has first strike. Sacrifice this Aura: Enchanted creature and other creatures that share a creature type with it get +1/+0 and gain first strike until end of turn.

Attacking non-Human creatures you control get +1/+0 and have trample.

If a creature you control would deal damage to a permanent or player, it deals double that damage instead.

All creatures block each combat if able. The attacking player chooses how each creature blocks each combat.

As this enchantment enters, choose a creature type. Whenever a nontoken creature you control of the chosen type enters, create a token that's a copy of that creature. That token gains haste. Exile it at the beginning of the next end step.

Whenever a creature you control with power 2 or less attacks, this enchantment deals 1 damage to the player or planeswalker that creature is attacking.

Whenever a creature you control attacks, it gets +1/+0 until end of turn for each other attacking creature that shares a creature type with it.

Choose target creature. Whenever that creature is dealt damage this turn, it deals that much damage to each other creature and each player.

Create two 1/1 red Devil creature tokens. They have "When this token dies, it deals 1 damage to any target."

You may sacrifice a Mountain rather than pay this spell's mana cost. Target creature gets +X/+0 until end of turn, where X is the number of Mountains you control.

Sacrifice any number of creatures. Last-Ditch Effort deals that much damage to any target.

Players can't gain life this turn. Damage can't be prevented this turn. Skullcrack deals 3 damage to target player or planeswalker.

Destroy target artifact.

Starstorm deals X damage to each creature. Cycling {3} ({3}, Discard this card: Draw a card.)