msem-instigator

Exile target artifact or enchantment.

Breath of Hao'Tai deals 4 damage to any target.

Exile target creature. You gain 2 life.

When Bridled Narwhal enters, you gain 5 life.

Deathtouch
When Brig of the Damned enters, return target creature card from your graveyard to your hand. If that card's mana value is 2, you may return it to the battlefield instead.
Crew 2 (Tap any number of creatures you control with total power 2 or greater: This Vehicle becomes an artifact creature until end of turn.)

Equipped creature has indestructible as long as it's your turn.
Whenever equipped creature attacks, it gets +X/+0 until end of turn, where X is its power.
Equip {6}

At the beginning of your upkeep, you may discard a land card. When you do, create a 2/2 green Wolf creature token.

Whenever Bristled Wolverine attacks, it gets +1/+1 until end of turn.

Distribute three +1/+1 counters among up to three target creatures you control. Those creatures gain first strike until end of turn.

Whenever you play a land, you may search your library for a land card that shares a subtype with it, put it onto the battlefield tapped, then shuffle.

When Broadside Raider enters, create a 1/1 blue and red Pirate creature token with haste.

Create two 1/1 green Insect creature tokens. (Cast a copy of this spell once while this creature is on the battlefield.)

Two target creatures you control each get +2/+1 until end of turn.

This spell costs {1} less to cast for each artifact and/or enchantment you control.

Brushfire deals 3 damage to target creature. If that creature would die this turn, exile it instead.

Destroy target artifact.
Reprise {R} (As you cast an instant or sorcery spell, you may exile one card with reprise from your graveyard and pay its reprise cost. If you do, add its effects to that spell.)

Choose target creature. Brutal Descent deals 2 damage to each creature other than the chosen creature.
Ferocious — If the chosen creature has power 4 or greater, Brutal Descent deals 4 damage to each creature other than the chosen creature instead.

Whenever you cast a spell for its showcase cost, create a 2/2 blue Drake creature token with flying.

Exile target artifact or enchantment with mana value 4 or less.

Whenever Burning Hart deals combat damage to a player, it deals that much damage to up to one target planeswalker that player controls.

Golden age (If you cast an instant or sorcery spell, activated a nonmana ability, and attacked this turn, enter a renaissance for this game.)
Burning of Xiangyin Temple deals 5 damage to target creature or planeswalker. If you're in a renaissance, Burning of Xiangyin Temple deals 3 damage to that permanent's controller.

Target creature gets +4/+2 and gains trample until end of turn.

Butcher deals 3 damage to target player. (Cast a copy of this spell once while this creature is on the battlefield.)

Deathtouch
Once each turn, you may cast a creature spell from your graveyard by paying life equal to its mana value rather than paying its mana cost.

Bwema, the Ruthless enters with your choice of two different counters on it from among menace, first strike, vigilance, and lifelink.