Azorius Herald can’t be blocked.

When Azorius Herald enters the battlefield, you gain 4 life.

When Azorius Herald enters the battlefield, sacrifice it unless {U} was spent to cast it.

{T}: Add {W} or {U}.

{W}{U}: Azorius Keyrune becomes a 2/2 white and blue Bird artifact creature with flying until end of turn.

At the beginning of each upkeep, you draw a card and you lose 1 life.

Flying, deathtouch

When Baleful Strix enters the battlefield, draw a card.

Landfall — Whenever a land enters the battlefield under your control, Baloth Woodcrasher gets +4/+4 and gains trample until end of turn.

When Bane of Progress enters the battlefield, destroy all artifacts and enchantments. Put a +1/+1 counter on Bane of Progress for each permanent destroyed this way.

{T}: Add {C}.

{1}, {T}, Sacrifice Bant Panorama: Search your library for a basic Forest, Plains, or Island card, put it onto the battlefield tapped, then shuffle.

Barren Moor enters the battlefield tapped.

{T}: Add {B}.

Cycling {B} ({B}, Discard this card: Draw a card.)

Basalt Monolith doesn’t untap during your untap step.

{T}: Add {C}{C}{C}.

{3}: Untap Basalt Monolith.

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

Equip {3}

{1}{R}, Sacrifice a creature: Blood Rites deals 2 damage to any target.

Target player draws X cards. Shuffle Blue Sun’s Zenith into its owner’s library.

Bojuka Bog enters the battlefield tapped.

When Bojuka Bog enters the battlefield, exile target player’s graveyard.

{T}: Add {B}.

Choose one —

• Boros Charm deals 4 damage to target player or planeswalker.

• Permanents you control gain indestructible until end of turn.

• Target creature gains double strike until end of turn.

Boros Garrison enters the battlefield tapped.

When Boros Garrison enters the battlefield, return a land you control to its owner’s hand.

{T}: Add {R}{W}.

Boros Guildgate enters the battlefield tapped.

{T}: Add {R} or {W}.

Draw a card for each tapped creature target opponent controls.

Draw three cards.

At the beginning of each end step, each player gains control of all nontoken permanents they own.

At the beginning of your upkeep, choose target nonland permanent you control and up to two target nonland permanents you don’t control. Destroy one of them at random.