msem-instigator

Deploy 2 (As this enters, you may tap any number of other creatures you control with total power 2 or more.)
When Battlefield Preserver enters deployed, exile target nonland permanent until Battlefield Preserver leaves the battlefield.

Lifelink (Damage dealt by this creature also causes you to gain that much life.)

First strike
Whenever you scry, Battlewise Paragon gets +1/+1 until end of turn for each card you looked at while scrying this way.

Deathtouch, lifelink
Whenever Batwing Initiate deals combat damage to a player, put a +1/+1 counter on it.
Pay 4 life: Batwing Initiate gains flying until end of turn.

When Bazaar Braggart enters, create a tapped Treasure token. (It's an artifact with “{T}, Sacrifice this artifact: Add one mana of any color.”)

Enchant creature
Enchanted creature gets +1/+1.
Sacrifice Bear Necessities: Enchanted creature gains indestructible until end of turn.

Bearer of Fables gets +1/+1 for each enchantment you control.
{2}{G}: Look at the top four cards of your library. You may reveal an enchantment card or a card with fabled from among them and put it into your hand. Put the rest on the bottom of your library in any order.

When Bearer of Tormented Truths enters, look at target player's hand. You may exile a nonland card from among them. If you do, that player draws a card.
You may play cards exiled with Bearer of Tormented Truths, and you may spend mana as though it was mana of any color to cast them.

Equipped creature has menace and trample.
Equip {2}

{2}, {T}: Tap target creature.

{T}: Add {G}.
{T}: Add {G}{G}. Activate only if you control an Elemental.

Target creature you control gains indestructible until end of turn if it's embattled. Then it fights target creature you don't control. (A creature is embattled if it has a counter on it or has a permanent you control attached to it.)

Whenever Beatrice's Dodger attacks, create a 1/1 black and red Human Rogue creature token that's tapped and attacking.
{3}{B}{R}: Return Beatrice's Dodger from your graveyard to the battlefield
tapped and transformed.

Choose one —
• Search your library for a card with harmony, reveal it, put it into your hand, then shuffle.
• Harmonize twice. (To harmonize, trigger up to one harmony of a permanent you control.)

Sleight (You may cast this spell as though it had flash if you pay {1} more to cast it.)
Search your library for a green creature card with mana value X or less, put it onto the battlefield, then shuffle.

As an additional cost to cast this spell, sacrifice a creature.
Search your library for a creature card with mana value equal to the sacrificed creature's mana value minus 1, put it onto the battlefield, then create a token that's a copy of that creature. Then shuffle.

Prevent all combat damage that would be dealt this turn. You gain 1 life for each creature you control.

Counter target spell unless its controller pays {1} or if it has the same name as a permanent or a card in a graveyard.

Haste
{2}{U}: Copy target instant or sorcery spell you control. You may choose new targets for the copy. Activate only if you attacked with a Pirate or Rogue this turn.

Whenever you cast a noncreature spell, Pirates and Rogues you control get +1/+0 and gain trample until end of turn.
Whenever this creature deals combat damage to a player, you may sacrifice it. If you do, return target instant or sorcery card from your graveyard to your hand.

Enchant creature
Enchanted creature gets +1/+1 and has vigilance.
{2}{G}: Return Behold the Horizon from your graveyard to your hand.

Whenever another creature you control dies, put a +1/+1 counter on Belligerent Mob.

Flash
Lifelink
When this creature enters, counter target spell unless its controller pays {1} or 3 life.

Mill four cards, then you may return a creature or planeswalker card from your graveyard to your hand.
As long as Beneath the Zhedina is in your graveyard, other cards in your graveyard can't be the target of spells or abilities your opponents control.