Flying

When Aven Surveyor enters the battlefield, choose one —

• Put a +1/+1 counter on Aven Surveyor.

• Return target creature to its owner's hand.

Amplify 1 <I>(As this creature enters the battlefield, put a +1/+1 counter on it for each Bird and/or Soldier card you reveal in your hand.)</I>

Flying

When Avenger of Zendikar enters the battlefield, create a 0/1 green Plant creature token for each land you control.

Landfall — Whenever a land enters the battlefield under your control, you may put a +1/+1 counter on each Plant creature you control.

Double strike

Whenever Avenging Huntbonder attacks, put a double strike counter on another target attacking creature.

Trample

Whenever a creature dealt damage by Axelrod Gunnarson this turn dies, you gain 1 life and Axelrod deals 1 damage to target player or planeswalker.

Legendary landwalk (This creature can't be blocked as long as defending player controls a legendary land.)

Flying

When Azor, the Lawbringer enters the battlefield, each opponent can't cast instant or sorcery spells during that player's next turn.

Whenever Azor attacks, you may pay . If you do, you gain X life and draw X cards.

Flying, first strike

Creatures your opponents control get -1/-0.

B.F.M. onto the battlefield. If one B.F.M. card

more creatures.

Creatures your opponents control with power less than Baeloth Barrityl's power are goaded. (They attack each combat if able and attack a player other than you if able.)

Whenever a goaded attacking or blocking creature dies, you create a Treasure token.

Choose a Background (You can have a Background as a second commander.)

Flying

Whenever Balefire Dragon deals combat damage to a player, it deals that much damage to each creature that player controls.

When Baleful Beholder enters the battlefield, choose one —

• Antimagic Cone — Each opponent sacrifices an enchantment.

• Fear Ray — Creatures you control gain menace until end of turn. (A creature with menace can't be blocked except by two or more creatures.)

Whenever Ballroom Brawlers attacks, Ballroom Brawlers and up to one other target creature you control both gain your choice of first strike or lifelink until end of turn.

When Baloth Null enters the battlefield, return up to two target creature cards from your graveyard to your hand.

Flying

, Discard a card: Return Balshan Griffin to its owner's hand.

Whenever Bane of Bala Ged attacks, defending player exiles two permanents they control.

Flying, first strike, lifelink, protection from Demons and from Dragons

Myriad (Whenever this creature attacks, for each opponent other than defending player, you may create a token copy that's tapped and attacking that player or a planeswalker they control. Exile the tokens at end of combat.)

Whenever Banshee of the Dread Choir deals combat damage to a player, that player discards a card.

, Sacrifice Barbarian Riftcutter: Destroy target land.

Cycling (, Discard this card: Draw a card.)

Flying

Whenever a creature dealt damage by Baron Sengir this turn dies, put a +2/+2 counter on Baron Sengir.

: Regenerate another target Vampire.

Devoid (This card has no color.)

, Sacrifice another colorless creature: Barrage Tyrant deals damage equal to the sacrificed creature's power to any target.

Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for .)

Barricade Breaker attacks each combat if able.

Vigilance

Bartel Runeaxe can't be the target of Aura spells.

Basalt Golem can't be blocked by artifact creatures.

Whenever Basalt Golem becomes blocked by a creature, that creature's controller sacrifices it at end of combat. If the player does, they create a 0/2 colorless Wall artifact creature token with defender.

Flying

When Basilica Shepherd enters the battlefield, create two 1/1 colorless Phyrexian Mite artifact creature tokens with toxic 1 and "This creature can't block." (Players dealt combat damage by them also get a poison counter.)

Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for .)

Hexproof (This creature can't be the target of spells or abilities your opponents control.)

When Batterhorn enters the battlefield, you may destroy target artifact.

Bloodthirst 1 (If an opponent was dealt damage this turn, this creature enters the battlefield with a +1/+1 counter on it.)

Creatures with power less than Battering Wurm's power can't block it.

Trample

Whenever a permanent you control becomes the target of a spell or ability an opponent controls, you may draw a card.

Foretell (During your turn, you may pay and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

Flying

Battle Squadron's power and toughness are each equal to the number of creatures you control.

Threshold — Put three cards from your graveyard on the bottom of your library: Battlefield Scrounger gets +3/+3 until end of turn. Activate only once each turn and only if seven or more cards are in your graveyard.

Battlefront Krushok can't be blocked by more than one creature.

Each creature you control with a +1/+1 counter on it can't be blocked by more than one creature.

Flying

Other Spirit creatures you control get +1/+0.

Whenever Bazaar Krovod attacks, another target attacking creature gets +0/+2 until end of turn. Untap that creature.

Beanstalk Giant's power and toughness are each equal to the number of lands you control.

Destroy target artifact or enchantment. (Then exile this card. You may cast the creature later from exile.)

When Bear's Companion enters the battlefield, create a 4/4 green Bear creature token.

Beast of Burden's power and toughness are each equal to the number of creatures on the battlefield.

Up to two target creatures can't block this turn. (Then exile this card. You may cast the creature later from exile.)

: Gain control of target creature with power less than or equal to the number of creatures you control.

Flying

Prince of Chaos — When Be'lakor, the Dark Master enters the battlefield, you draw X cards and you lose X life, where X is the number of Demons you control.

Lord of Torment — Whenever another Demon enters the battlefield under your control, it deals damage equal to its power to any target.

Flying

Haunt (When this creature dies, exile it haunting target creature.)

When Belfry Spirit enters the battlefield or the creature it haunts dies, create two 1/1 black Bat creature tokens with flying.

Enrage — Whenever Bellowing Aegisaur is dealt damage, put a +1/+1 counter on each other creature you control.

Flying

Whenever Bellowing Fiend deals damage to a creature, Bellowing Fiend deals 3 damage to that creature's controller and 3 damage to you.

Intimidate (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it.)

Other green creatures you control have intimidate.

Flying

Whenever a source deals damage to Belltower Sphinx, that source's controller mills that many cards.