When another creature enters the battlefield, sacrifice Mogg Bombers and it deals 3 damage to target player or planeswalker.

Whenever Mogg Maniac is dealt damage, it deals that much damage to target opponent or planeswalker.

Choose one —

• Molten Blast deals 2 damage to target creature or planeswalker.

• Destroy target artifact.

Molten Impact deals 4 damage to target creature or planeswalker. If excess damage was dealt this way, when you cast your next instant or sorcery spell, Molten Impact deals damage equal to the excess to target creature or planeswalker.

Devoid (This card has no color.)

Whenever you cast a colorless spell, Molten Nursery deals 1 damage to any target.

Choose one or both —

• Molten Rebuke deals 5 damage to target creature or planeswalker.

• Destroy target Equipment.

At the beginning of your upkeep, sacrifice Molten-Tail Masticore unless you discard a card.

, Exile a creature card from your graveyard: Molten-Tail Masticore deals 4 damage to any target.

: Regenerate Molten-Tail Masticore.

Monoskelion enters the battlefield with a +1/+1 counter on it.

, Remove a +1/+1 counter from Monoskelion: It deals 1 damage to any target.

Choose target creature you don't control. Each creature you control that's a Wolf or a Werewolf deals damage equal to its power to that creature.

Flying

Whenever you cast a spell, you may discard your hand. If you do, draw a card for each of that spell's colors.

When Moonveil Regent dies, it deals X damage to any target, where X is the number of colors among permanents you control.

Flying

: Mordant Dragon gets +1/+0 until end of turn.

Whenever Mordant Dragon deals combat damage to a player, you may have it deal that much damage to target creature that player controls.

Prowl (You may cast this for its prowl cost if you dealt combat damage to a player this turn with a Rogue.)

Target player loses 3 life and you gain 3 life. If this spell's prowl cost was paid, draw a card.

Target creature gets +1/+1 and gains lifelink until end of turn. (Damage dealt by the creature also causes its controller to gain that much life.)

At the beginning of combat on your turn, you may discard a card. When you do, Mount Velus Manticore deals X damage to any target, where X is the number of card types the discarded card has.

When Mudbutton Torchrunner dies, it deals 3 damage to any target.

Flash

When Munitions Expert enters the battlefield, you may have it deal damage to target creature or planeswalker equal to the number of Goblins you control.

When Murderous Redcap enters the battlefield, it deals damage equal to its power to any target.

Persist (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.)

Target creature an opponent controls deals damage equal to its power to another target creature that player controls.

When equipped creature deals combat damage to a player, sacrifice Mystery Key. If you do, draw three cards.

Equip (: Attach to target creature you control. Equip only as a sorcery.)

+1: Create a 1/1 white Kor Warrior creature token. You may attach an Equipment you control to it.

−2: Look at the top six cards of your library. You may reveal a Warrior or Equipment card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

−3: Nahiri, Heir of the Ancients deals damage to target creature or planeswalker equal to twice the number of Equipment you control.

At the beginning of combat on your turn, target creature you control gains indestructible until end of turn.

: Nahiri's Machinations deals 1 damage to target blocking creature.

Nahiri's Warcrafting deals 5 damage to target creature, planeswalker, or battle. Look at the top X cards of your library, where X is the excess damage dealt this way. You may exile one of those cards. Put the rest on the bottom of your library in a random order. You may play the exiled card this turn.

+1: You gain 2 life. Add , , or . Spend this mana only to cast a noncreature spell.

−2: Draw a card, then you may discard a card. When you discard a nonland card this way, Narset of the Ancient Way deals damage equal to that card's mana value to target creature or planeswalker.

−6: You get an emblem with "Whenever you cast a noncreature spell, this emblem deals 2 damage to any target."

Target creature you control gains vigilance and trample until end of turn. It deals damage equal to its power to target creature you don't control.

Choose one —

• Naya Charm deals 3 damage to target creature.

• Return target card from a graveyard to its owner's hand.

• Tap all creatures target player controls.

Target creature gains deathtouch until end of turn. Regenerate it. (The next time that creature would be destroyed this turn, it isn't. Instead tap it, remove all damage from it, and remove it from combat. Any amount of damage a creature with deathtouch deals to a creature is enough to destroy it.)

Enchant creature

Whenever enchanted creature deals combat damage to a player, you may return target creature card from your graveyard to your hand.

Flying

, : Target Faerie or Elf gains lifelink until end of turn. (Damage dealt by the creature also causes its controller to gain that much life.)

Enrage — Whenever Needletooth Raptor is dealt damage, it deals 5 damage to target creature an opponent controls.

This spell costs less to cast if you control a Vampire.

Neonate's Rush deals 1 damage to target creature and 1 damage to its controller. Draw a card.

Shroud (This creature can't be the target of spells or abilities.)

Whenever Neurok Commando deals combat damage to a player, you may draw a card.

+2: Target opponent exiles cards from the top of their library until they exile a nonland card. Until end of turn, you may cast that card without paying its mana cost.

+1: Each opponent exiles two cards from their hand.

−4: Nicol Bolas, God-Pharaoh deals 7 damage to target opponent, creature an opponent controls, or planeswalker an opponent controls.

−12: Exile each nonland permanent your opponents control.

+2: Draw two cards.

−3: Nicol Bolas, the Arisen deals 10 damage to target creature or planeswalker.

−4: Put target creature or planeswalker card from a graveyard onto the battlefield under your control.

−12: Exile all but the bottom card of target player's library.

, : Nightfall Predator fights target creature. (Each deals damage equal to its power to the other.)

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

, : Return target creature to its owner's hand.

, : Nightscape Master deals 2 damage to target creature.

Nimble Brigand can't be blocked if you've committed a crime this turn. (Targeting opponents, anything they control, and/or cards in their graveyards is a crime.)

Whenever Nimble Brigand deals combat damage to a player, draw a card.

, : Nin, the Pain Artist deals X damage to target creature. That creature's controller draws X cards.

You may activate Ninja's augment ability any time you could cast an instant.

Whenever this creature deals combat damage to a player,

Augment (, Reveal this card from your hand: Combine it with target host. Augment only as—oh, nevermind.)

Support 2. (Put a +1/+1 counter on each of up to two target creatures.)

Choose up to one target creature an opponent controls. Each creature you control with a +1/+1 counter on it deals damage equal to its power to that creature.

Flying, hexproof from multicolored

Whenever Niv-Mizzet, Guildpact deals combat damage to a player, it deals X damage to any target, target player draws X cards, and you gain X life, where X is the number of different color pairs among permanents you control that are exactly two colors.

Flying

Whenever you draw a card, Niv-Mizzet, the Firemind deals 1 damage to any target.

: Draw a card.

Prowl (You may cast this for its prowl cost if you dealt combat damage to a player this turn with a Rogue.)

Target player reveals three cards from their hand. You choose two of them. That player discards those cards.

Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.)

Sonic Blaster — When Noise Marine enters the battlefield, it deals damage equal to the number of spells you've cast this turn to any target.

, : The next time a source of your choice would deal damage to you this turn, that damage is dealt to target creature of an opponent's choice instead.

: Prevent the next 1 damage that would be dealt to target creature this turn.

When Oath of Kaya enters the battlefield, it deals 3 damage to any target and you gain 3 life.

Whenever an opponent attacks a planeswalker you control with one or more creatures, Oath of Kaya deals 2 damage to that player and you gain 2 life.

Casualty X. The copy isn't legendary and has starting loyalty X. (As you cast this spell, you may sacrifice a creature with power X. When you do, copy this spell. The copy becomes a token.)

+1: Each opponent loses 2 life unless they discard a card. If you control a Demon or Devil, you gain 2 life.

−2: Create a 1/1 red Devil creature token with "When this creature dies, it deals 1 damage to any target."

−7: Target player draws seven cards and loses 7 life.

, : You gain 5 life.

, : Draw a card, then discard a card.

, : Target creature gets -2/-2 until end of turn.

, : Obelisk of Alara deals 3 damage to target player or planeswalker.

, : Target creature gets +4/+4 until end of turn.

: Put a blaze counter on target land without a blaze counter on it. For as long as that land has a blaze counter on it, it has "At the beginning of your upkeep, this land deals 1 damage to you." (The land continues to burn after Obsidian Fireheart has left the battlefield.)

Target creature gains deathtouch and indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)