Trample

Tap an untapped creature you control: Bramblesnap gets +1/+1 until end of turn.

Each other Warrior creature you control enters with an additional +1/+1 counter on it.

Each creature you control with a +1/+1 counter on it has trample.

Toxic 2 (Players dealt combat damage by this creature also get two poison counters.)

Branded Brawlers can't attack if defending player controls an untapped land.

Branded Brawlers can't block if you control an untapped land.

When Brandywine Farmer enters or leaves the battlefield, create a Food token. (It's an artifact with ", , Sacrifice this artifact: You gain 3 life.")

Flying

Brass Gnat doesn't untap during your untap step.

At the beginning of your upkeep, you may pay . If you do, untap Brass Gnat.

Brass Man doesn't untap during your untap step.

At the beginning of your upkeep, you may pay . If you do, untap Brass Man.

: Attach target Equipment you control to target creature you control.

First strike

Sacrifice Brass-Talon Chimera: Put a +2/+2 counter on target Chimera creature. It gains first strike. <I>(This effect lasts indefinitely.)</I>

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

Whenever Brawl-Bash Ogre attacks, you may sacrifice another creature. If you do, Brawl-Bash Ogre gets +2/+2 until end of turn.

Whenever Brazen Blademaster attacks while you control two or more artifacts, it gets +2/+1 until end of turn.

Haste

When Brazen Buccaneers enters, it explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on this creature, then put the card back or put it into your graveyard.)

Whenever you roll one or more dice, Brazen Dwarf deals 1 damage to each opponent.

Haste (This creature can attack and as soon as it comes under your control.)

Whenever Brazen Wolves attacks, it gets +2/+0 until end of turn.

When Breaching Leviathan enters, if you cast it from your hand, tap all nonblue creatures. Those creatures don't untap during their controllers' next untap steps.

When you cast this spell, you gain 1 life for each colorless permanent you control.

Hexproof from each color

Annihilator 2 (Whenever this creature attacks, defending player sacrifices two permanents of their choice.)

At the beginning of each upkeep, if no spells were cast last turn, transform Breakneck Rider.

Flying, lifelink

Whenever Breathless Knight or another creature you control enters, if that creature entered from a graveyard or you cast it from a graveyard, put a +1/+1 counter on Breathless Knight.

Menace

Whenever one or more Pirates you control deal damage to your opponents, exile the top card of each of those opponents' libraries. You may play those cards this turn, and you may spend mana as though it were mana of any color to cast those spells.

Partner (You can have two commanders if both have partner.)

Menace

Whenever you cast your second spell each turn, you may sacrifice an artifact. If you do, flip a coin. When you win the flip, copy that spell. You may choose new targets for the copy. When you lose the flip, Breeches, the Blastmaker deals damage equal to that spell's mana value to any target.

Flying

Phasing (This phases in or out before you untap during each of your untap steps. While it's phased out, it's treated as though it doesn't exist.)

When Breya, Etherium Shaper enters, create two 1/1 blue Thopter artifact creature tokens with flying.

, Sacrifice two artifacts: Choose one —

• Breya deals 3 damage to target player or planeswalker.

• Target creature gets -4/-4 until end of turn.

• You gain 5 life.

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

Other creatures you control have prowess. (If a creature has multiple instances of prowess, each triggers separately.)

Whenever you cast a noncreature spell, target creature you control can't be blocked this turn.

Flying

Briarberry Cohort gets +1/+1 as long as you control another blue creature.

Whenever Briarbridge Patrol deals damage to one or more creatures, investigate. (Create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")

At the beginning of each end step, if you sacrificed three or more Clues this turn, you may put a creature card from your hand onto the battlefield.

Flash

When Briarhorn enters, target creature gets +3/+3 until end of turn.

Evoke (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters.)

Flash (You may cast this spell any time you could cast an instant.)

When Briarpack Alpha enters, target creature gets +2/+2 until end of turn.

Vigilance

Whenever Bridled Bighorn attacks while saddled, create a 1/1 white Sheep creature token.

Saddle 2 (Tap any number of other creatures you control with total power 2 or more: This Mount becomes saddled until end of turn. Saddle only as a sorcery.)

Each Fungus and Saproling you control has ": Add ."

At the beginning of your end step, create a 1/1 green Saproling creature token.

: Brightling gains vigilance until end of turn.

: Brightling gains lifelink until end of turn.

: Return Brightling to its owner's hand.

: Brightling gets +1/-1 or -1/+1 until end of turn.

Backup 1 (When this creature enters, put a +1/+1 counter on target creature. If that's another creature, it gains the following ability until end of turn.)

Whenever this creature attacks, double the number of +1/+1 counters on target creature. That creature can't be blocked by creatures with power 2 or less this turn.

First strike

: Brigid, Hero of Kinsbaile deals 2 damage to each attacking or blocking creature target player controls.

Whenever you cast a Phyrexian creature or artifact creature spell, incubate X, where X is that spell's mana value. (Create an Incubator token with X +1/+1 counters on it and ": Transform this artifact." It transforms into a 0/0 Phyrexian artifact creature.)

At the beginning of each end step, if a Phyrexian died under your control this turn, proliferate.

Flying, haste

Defender, reach

: Brimstone Trebuchet deals 1 damage to each opponent.

Whenever a Knight you control enters, untap Brimstone Trebuchet.

Sacrifice Brindle Boar: You gain 4 life.

Whenever Brine Comber enters or becomes the target of an Aura spell, create a 1/1 white Spirit creature token with flying.

Disturb (You may cast this card from your graveyard transformed for its disturb cost.)

This spell costs less to cast for each enchantment you control.

, : Reveal any number of blue cards in your hand. Counter target spell unless its controller pays for each card revealed this way.

Flash

When Brinebarrow Intruder enters, target creature an opponent controls gets -2/-0 until end of turn.

When Brinelin, the Moon Kraken enters and whenever you cast a spell with mana value 6 or greater, you may return target nonland permanent to its owner's hand.

Partner (You can have two commanders if both have partner.)

Target noncreature artifact you control becomes a 0/0 artifact creature. Put four +1/+1 counters on it.

You may pay rather than pay this spell's mana cost.

Trample

At the beginning of your upkeep, you may draw two cards.

Flying

When Bringer of the Last Gift enters, if you cast it, each player sacrifices all other creatures they control. Then each player returns all creature cards from their graveyard that weren't put there this way to the battlefield.

You may pay rather than pay this spell's mana cost.

Trample

At the beginning of your upkeep, you may return target artifact card from your graveyard to the battlefield.

Flying, first strike, vigilance, lifelink

Your opponents can't cast spells with mana value 3 or less.

Defender

As long as you control a creature with power 4 or greater, Bristlepack Sentry can attack as though it didn't have defender.

When Bristling Hydra enters, you get (three energy counters).

Pay : Put a +1/+1 counter on Bristling Hydra. It gains hexproof until end of turn.

Menace, haste

Boast — Sacrifice another creature or artifact: Broadside Bombardiers deals damage equal to 2 plus the sacrificed permanent's mana value to any target. (Activate only if this creature attacked this turn and only once each turn.)