Brass Laborer enters with two reach counters on it.

Whenever you cast an instant spell, put a +1/+1 counter on Brass Oracle.
Whenever you cast a sorcery spell, Brass Oracle deals damage to any target equal to its power.

Flying
Whenever another creature enters the battlefield under your control, you may have Bravewing Hero dare 2.

Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn. Creatures you control with menace get +1/+0 until end of turn.

Flying
When Breaching Jaxl enters the battlefield, untap target nonland permanent.
Wander {2}{U}

Target attacking creature gets +3/+3 until end of turn. Put a trample counter on that creature.

Haste
Whenever you amp it up, put a +1/+1 counter on Breakbot. It gains first strike until end of turn.

{VP}{VP}{VP}, Sacrifice Bright-Lights Terrier: Creatures you control gain indestructible until end of turn.

Flying
When Bringer of Heliod's Light enters the battlefield, you may bless target creature.

This spell costs {4} more to cast if it's your turn.
Return target nonland permanent to its owner's hand. If it's your turn, return up to two target nonland permanents to their owners' hands instead.

When Bulvem Wardcleanser enters the battlefield, you may destroy target artifact or enchantment.

Reach
Bumbling Bigfoot doesn't untap during your untap step.
Wander {1}{G}{G}

Drop — When Bumping Betta enters the battlefield, if you didn't cast any creature spells during your last turn, return up to one target nonland permanent to its owner's hand.

Choose one —
• Search your library for a land card, put it onto the battlefield tapped, then shuffle.
• Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

Burn Rubber deals 1 damage to each creature your opponents control. Creatures your opponents control can't block this turn.

Counter target spell unless its controller pays {2}. Until end of turn, spells your opponents cast cost {1} more to cast.

When Cairnblade of the Ancients enters the battlefield, destroy target creature an opponent controls.
Equipped creature gets +4/+2 and has vigilance.
Equip {4}

Calamitous War Cry deals 2 damage to each creature. If there are six or more different creature types among creatures you control as you cast this spell, it deals 2 damage to each creature you don't control instead.

{B}: Exile two target cards from graveyards. If they share a card type, you draw a card and you lose 1 life.

When Caller of Ferocity enters the battlefield, bless target creature.

Whenever a creature you control dies during your turn, you may exile the top card of your library. You may play that card until you exile another card with Campaign of Retribution.

Whenever you attack, you may cast an Aura card from your graveyard if that spell targets an attacking creature.

Flying
Whenever Capital Skyraiders deals combat damage to a player, integrate the top card of that player's library.
Capital Skyraiders gets +3/+3 as long as four or more cards are integrated onto it.

When Capital Zenith enters, sacrifice it unless you pay {2}.
{T}: Add one mana of any type.

Target creature you control gets +2/+0 and gains lifelink until end of turn. When that creature dies this turn, draw a card.