msem-instigator

Flying, haste
At the beginning of the end step, sacrifice Brightflame Phoenix.
Retrace (You may cast this card from your graveyard by discarding a land card in addition to paying its other costs.)

Flash
When Brightsouled Guardian enters, return up to one target nonland permanent to its owner's hand.

Augmented — Whenever Bril, the Oltenen Emissary enters or attacks, if you've spent {W}{U}{B}{R}{G} to cast spells this turn, destroy target permanent.

Tap up to four target nonland permanents. Nonland permanents your opponents control don't untap during their controller's next untap step.

{T}: Add {C}.
{1}, {T}: Add {W}{U}.

{T}: Add {C}.
{1}, {T}: Add {B}{G}.

{T}: Add {C}.
{1}, {T}: Add {W}{B}.

{T}: Add {C}.
{1}, {T}: Add {U}{B}.

{T}: Add {C}.
{1}, {T}: Add {R}{W}.

{T}: Add {C}.
{1}, {T}: Add {B}{R}.

Flying
When Brilliant Griffin enters, target creature gets +2/+2 until end of turn.

{T}: Add {C}.
{1}, {T}: Add {G}{W}.

{T}: Add {C}.
{1}, {T}: Add {R}{G}.

{T}: Add {C}.
{1}, {T}: Add {U}{R}.

Brilliant Runepearl enters tapped.
Whenever you cast a permanent spell, you gain 1 life.
{T}: Add one mana of any color. Spend this mana only to cast permanent spells.

{T}: Add {C}.
{1}, {T}: Add {G}{U}.

Choose one —
• Brimstone Cleansing deals 4 damage to target tapped creature.
• Exile target enchantment.

{2}{R}: Target creature can't block Brimstone Courser this turn.
Ride {3}{R}{R} ({3}{R}{R}: Transform this and attach it to target creature you control without a Steed. Ride only as a sorcery.)

{T}: Brimstone Grenadiers deals 1 damage to target player.
Whenever you cast an instant or sorcery spell, untap Brimstone Grenadiers.

Foretell {1}{R} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)
Brimstone Oration deals 2 damage to any target. If this spell was foretold, it deals 4 damage to any target instead.

Defender
When Brine Duelist enters, create a Treasure token. (It's an artifact with “{T}, Sacrifice this permanent: Add one mana of any color.”)
{W}{U}{B}{R}{G}: Put a +1/+1 counter on Brine Duelist. It loses defender.

{T}: Add {C}.
Crew 3 (Tap any number of creatures you control with total power 3 or greater: This Vehicle becomes an artifact creature until end of turn.)

Whenever Brine Kelpie attacks, you may tap target creature an opponent controls.
Ride {2}{U} ({2}{U}: Transform this and attach it to target creature you control without a Steed. Ride only as a sorcery.)

Whenever you draw a card, you may have target player mill two cards.

Destroy target creature with flying.
Draw a card.