At the beginning of your upkeep, you may put a page counter on Barrin's Codex.

, , Sacrifice Barrin's Codex: Draw X cards, where X is the number of page counters on Barrin's Codex.

Return target permanent to its owner's hand if that permanent shares a color with the most common color among all permanents or a color tied for most common.

Vigilance

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

Flying (This creature can't be blocked except by creatures with flying or reach.)

All Slivers have "Sacrifice this permanent: Add ."

Flying

Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)

: Basalt Gargoyle gets +0/+1 until end of turn.

Defender

Extort (Whenever you cast a spell, you may pay . If you do, each opponent loses 1 life and you gain that much life.)

Equipped creature has deathtouch and lifelink.

Equip

Hexproof, reach

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.)

Bathe in Dragonfire deals 4 damage to target creature.

: Target creature gains banding until end of turn. (Any creatures with banding, and up to one without, can attack in a band. Bands are blocked as a group. If any creatures with banding a player controls are blocking or being blocked by a creature, that player divides that creature's combat damage, not its controller, among any of the creatures it's being blocked by or is blocking.)

Battered Golem doesn't untap during your untap step.

Whenever an artifact enters the battlefield, you may untap Battered Golem.

First strike

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

At the beginning of combat on your turn, Battering Ram gains banding until end of combat. (Any creatures with banding, and up to one without, can attack in a band. Bands are blocked as a group. If any creatures with banding you control are being blocked by a creature, you divide that creature's combat damage, not its controller, among any of the creatures it's blocking.)

Whenever Battering Ram becomes blocked by a Wall, destroy that Wall at end of combat.

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.

Create a 3/3 green Elephant creature token.

As long as you control a red or white permanent, Battle Brawler gets +1/+0 and has first strike.

Green creatures you control get +1/+1 until end of turn.

Nongreen creatures you control get +1/+0 until end of turn.

Enchant creature

Enchanted creature has double strike. (It deals both first-strike and regular combat damage.)

Create two 1/1 white Bird creature tokens with flying.

Flashback—Tap three untapped white creatures you control. (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Flying

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

: Add .

: Add or . Battlefield Forge deals 1 damage to you.

Put a +1/+1 counter on target creature. That creature gains first strike until end of turn. You gain 2 life.

Threshold — Put three cards from your graveyard on the bottom of your library: Battlefield Scrounger gets +3/+3 until end of turn. Activate this ability 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.

Bushido 2 (Whenever this creature blocks or becomes blocked, it gets +2/+2 until end of turn.)

Battle-Mad Ronin attacks each combat if able.

Target creature gets +2/+2 until end of turn. Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

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

: Draw two cards, then discard three cards.

Flying

When Bazaar Trademage enters the battlefield, draw two cards, then discard three cards.

Create a 1/1 green Insect creature token for each Forest you control. Shuffle Beacon of Creation into its owner's library.

Double target player's life total. Shuffle Beacon of Immortality into its owner's library.

Put target artifact or creature card from a graveyard onto the battlefield under your control. Shuffle Beacon of Unrest into its owner's library.

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

Whenever Bearer of Overwhelming Truths deals combat damage to a player, investigate. (Create a colorless Clue artifact token with ", Sacrifice this artifact: Draw a card.")

When Bearer of the Heavens dies, destroy all permanents at the beginning of the next end step.

, Exile two cards from your graveyard: Create a 2/2 green Bear creature token.

: Beast Walkers gains banding until end of turn. (Any creatures with banding, and up to one without, can attack in a band. Bands are blocked as a group. If any creatures with banding you control are blocking or being blocked by a creature, you divide that creature's combat damage, not its controller, among any of the creatures it's being blocked by or is blocking.)

Level up (: Put a level counter on this. Level up only as a sorcery.)

LEVEL 1-3

4/4

LEVEL 4+

6/6

Trample

Whenever a creature you control attacks, you may put a quest counter on Beastmaster Ascension.

As long as Beastmaster Ascension has seven or more quest counters on it, creatures you control get +5/+5.

Protection from red

Beasts of Bogardan gets +1/+1 as long as an opponent controls a nontoken white permanent.

This spell costs 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 Bedlam Reveler enters the battlefield, discard your hand, then draw three cards.

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

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

As Belbe's Portal enters the battlefield, choose a creature type.

, : You may put a creature card of the chosen type from your hand onto the battlefield.

Aftermath (Cast this spell only from your graveyard. Then exile it.)

Look at the top card of your library. You may put it onto the battlefield if it's a creature card. If you don't, put it into your hand.

First strike

Belligerent Hatchling enters the battlefield with four -1/-1 counters on it.

Whenever you cast a red spell, remove a -1/-1 counter from Belligerent Hatchling.

Whenever you cast a white spell, remove a -1/-1 counter from Belligerent Hatchling.

Landfall — Whenever a land enters the battlefield under your control, Belligerent Whiptail gains first strike until end of turn.