Baron Von Count enters the battlefield with a doom counter on "5."
Whenever you cast a spell with the indicated numeral in its mana cost, text box, power, or toughness, move the doom counter one numeral to the left.
When the doom counter moves from "1," destroy target player and put that doom counter on "5."

Barrenton Cragtreads can't be blocked by red creatures.

Choose two target creatures controlled by the same player. Their controller chooses and sacrifices one of them. Return the other to its owner's hand.

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

Flying
Players can't cast spells during combat.
: Target creature attacks this turn if able.

When Basilica Bell-Haunt enters the battlefield, each opponent discards a card and you gain 3 life.

Whenever you cast a spell that's both red and white, Battlegate Mimic has base power and toughness 4/2 until end of turn and gains first strike until end of turn.

Heroic — Whenever you cast a spell that targets Battlewise Hoplite, put a +1/+1 counter on Battlewise Hoplite, then scry 1. (To scry 1, look at the top card of your library, then you may put that card on the bottom of your library.)

Prevent all combat damage that would be dealt this turn if was spent to cast this spell. Each player loses 1 life for each attacking creature they control if was spent to cast this spell. (Do both if was spent.)

Beacon Bolt deals damage to target creature equal to the total number of instant and sorcery cards you own in exile and in your graveyard.
Jump-start (You may cast this card from your graveyard by discarding a card in addition to paying its other costs. Then exile this card.)

Whenever you cast an instant or sorcery spell that targets only Beamsplitter Mage, if you control one or more other creatures that spell could target, choose one of those creatures. Copy that spell. The copy targets the chosen creature.

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

Whenever a creature enters the battlefield this turn, you may draw a card.
Fuse (You may cast one or both halves of this card from your hand.)

Exile target card from a graveyard. Create a 1/1 white and black Spirit creature token with flying.

Destroy target nonbasic land. Bedazzle deals 2 damage to target opponent or planeswalker.

Target creature gets +3/-3 until end of turn.

Destroy target artifact, creature, or planeswalker.

: Beetleform Mage gets +2/+2 and gains flying until end of turn. Activate this ability only once each turn.

Equipped creature gets +2/+2 and has trample and lifelink.
Equip