Spectacle (You may cast this spell for its spectacle cost rather than its mana cost if an opponent lost life this turn.)

Draw a card for each creature that died under your control this turn.

Protection from white

At the beginning of your upkeep, sacrifice Bog Elemental unless you sacrifice a land.

Flying

, Sacrifice a Food: Target creature gets -3/-3 until end of turn.

Bog Serpent can't attack unless defending player controls a Swamp.

When you control no Swamps, sacrifice Bog Serpent.

, , Discard a card: Add .

Sacrifice another creature: Until end of turn, Bogardan Dragonheart becomes a Dragon with base power and toughness 4/4, flying, and haste.

, : Search your library for a card named Festering Newt or Bubbling Cauldron, put it onto the battlefield tapped, then shuffle.

Return target Goblin card from your graveyard to your hand.

, Sacrifice Boggart Forager: Target player shuffles their library.

Forestwalk (This creature can't be blocked as long as defending player controls a Forest.)

, Sacrifice Boggart Loggers: Destroy target Treefolk or Forest.

Haste

Wither (This deals damage to creatures in the form of -1/-1 counters.)

As long as you control a Faerie, Boggart Sprite-Chaser gets +1/+1 and has flying.

Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)

Whenever a player casts a Goblin spell, you may pay . If you do, you gain 2 life.

You may look at the top card of your library any time.

You may play lands and cast spells from the top of your library. If you cast a spell this way, pay life equal to its mana value rather than pay its mana cost.

, Sacrifice ten nonland permanents: Each opponent loses 10 life.

Trample

When Boldwyr Heavyweights enters the battlefield, each opponent may search their library for a creature card and put it onto the battlefield. Then each player who searched their library this way shuffles.

This spell costs less to cast if you control a creature with power 4 or greater.

Change the target of target spell or ability with a single target.

Bolt of Keranos deals 3 damage to any target. Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

Flying

Whenever another creature enters the battlefield under your control, target creature gets +2/+0 until end of turn.

Haste

Whenever Bomat Courier attacks, exile the top card of your library face down. (You can't look at it.)

, Discard your hand, Sacrifice Bomat Courier: Put all cards exiled with Bomat Courier into their owners' hands.

When Bond Beetle enters the battlefield, put a +1/+1 counter on target creature.

Bonded Construct can't attack alone.

: Transform Bonded Herdbeast. Activate only as a sorcery. ( can be paid with either or 2 life.)

: Add one mana of any color.

, : Each player who controls a permanent named Bonder's Ornament draws a card.

When Bonds of Mortality enters the battlefield, draw a card.

: Creatures your opponents control lose hexproof and indestructible until end of turn.

Put any number of target creature cards from your graveyard on top of your library.

Draw a card at the beginning of the next turn's upkeep.

Menace (This creature can't be blocked except by two or more creatures.)

When Bone Pit Brute enters the battlefield, target creature gets +4/+0 until end of turn.

As an additional cost to cast this spell, sacrifice a creature.

Destroy target creature.

: Regenerate target Zombie.

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

Equipped creature gets +2/+0.

Equip

Whenever a permanent is turned face up, Bonethorn Valesk deals 1 damage to any target.

Menace

, Sacrifice another creature: Put a +1/+1 counter on Boneyard Desecrator. If an outlaw was sacrificed this way, create a Treasure token. (Assassins, Mercenaries, Pirates, Rogues, and Warlocks are outlaws.)

Reach

When Bonny Pall, Clearcutter enters the battlefield, create Beau, a legendary blue Ox creature token with "This creature's power and toughness are each equal to the number of lands you control."

Whenever you attack, draw a card, then you may put a land card from your hand or graveyard onto the battlefield.

Destroy all creatures. Lands you control don't untap during your next untap step.

As Booby Trap enters the battlefield, choose an opponent and a card name other than a basic land card name.

The chosen player reveals each card they draw.

When the chosen player draws a card with the chosen name, sacrifice Booby Trap. If you do, Booby Trap deals 10 damage to that player.

As Boomstacker enters the battlefield and whenever it attacks, stack two dice on top of it. (All dice must be stacked vertically, one on top of another.)

Boomstacker gets +1/+1 for each die in its stack.

Boomstacker attacks each combat if able.

When the stack falls, sacrifice Boomstacker.

Constellation — Whenever Boon of the Spirit Realm or another enchantment enters the battlefield under your control, put a blessing counter on Boon of the Spirit Realm.

Creatures you control get +1/+1 for each blessing counter on Boon of the Spirit Realm.

If you would gain life, you gain twice that much life instead.

When Boonweaver Giant enters the battlefield, you may search your graveyard, hand, and/or library for an Aura card and put it onto the battlefield attached to Boonweaver Giant. If you search your library this way, shuffle.

Boot Nipper enters the battlefield with your choice of a deathtouch counter or a lifelink counter on it.

Equipped creature gets +1/+0 and has haste.

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

Vigilance

Flying

Spells your opponents cast that target Boreal Elemental cost more to cast.

Enchant artifact or creature

As long as enchanted permanent is a creature, it gets +1/+1 for each creature and/or Vehicle you control.

Channel — , Discard Born to Drive: Create two 1/1 colorless Pilot creature tokens with "This creature crews Vehicles as though its power were 2 greater."

At the beginning of each combat, up to one target creature attacks or blocks this combat if able and up to one target creature can't attack or block this combat.

Battalion — Whenever Boros Elite and at least two other creatures attack, Boros Elite gets +2/+2 until end of turn.

: Add or .

, , Sacrifice Boros Locket: Draw two cards.

( can be paid with either or .)

First strike

Battalion — Whenever Boros Strike-Captain and at least two other creatures attack, exile the top card of your library. During any turn you attacked with three or more creatures, you may play that card.