msem-instigator

{B}, {T}, Sacrifice Planar Eulogist: Aetherize target creature card in a graveyard. (To aetherize, create a token that's a copy of it, then exile that token.)
{6}{B}: Aetherize target creature card in a graveyard.

Primal—{W}, Exile a creature you control. (During your turn, you may cast this spell by paying {W} and exiling a creature you control instead of playing a land.)
When Planar Eviction enters, exile another target nonland permanent until Planar Eviction leaves the battlefield.

For each pair of basic land types, create a tapped colorless land token of those types. (The basic land types are Plains, Island, Swamp, Mountain, and Forest.)

{T}, Sacrifice a creature: Return target creature card from your graveyard to your hand.
{T}, Sacrifice an artifact: Planar Processor deals 1 damage to any target.
{T}, Sacrifice an enchantment: Draw a card.
{T}, Sacrifice a land: Add one mana of any color.

For each permanent your opponents control, create a token that's a copy of that permanent.

You may play cards you own from outside the game.

Flying
When Planchette Poltergeist enters, you may exile target creature. Its owner may cast it from exile for as long as it remains exiled.

When Plane-Traversal Guide enters, you may exile a card you own from outside the game. When Plane-Traversal Guide is no longer on the battlefield, put the exiled card into your hand.

Aetherize up to two target permanents you control. (To aetherize, create a token that's a copy of it, then exile that token.)

Draw two cards. If three or more colors of mana were spent to cast Planeswalker's Insight, draw three cards instead.

Flying
Whenever Planetary Reconnoiterer attacks, target creature you control gains flying until end of turn.

Sunburst (This enters with a +1/+1 counter on it for each color of mana spent to cast it.)
Sacrifice another artifact: Put a +1/+1 counter on Plasma Enforcer.
When Plasma Enforcer dies, create a 1/1 colorless Servo artifact creature token for each +1/+1 counter on Plasma Enforcer.

Trample, hexproof

Adorned — Plated Valiant gets +2/+2 as long as it's equipped and/or enchanted.

Trample
Each creature you control can't have power less than 11 and can't have toughness less than 11. (If it would have less, it has 11 instead.)

This spell costs {1} less to cast if you cast a spell with a mana payment of exactly {U} this turn. The same is true for {R}.
Once each turn, when you cast a blue or red instant or sorcery spell with mana value 1, you may pay its mana cost. If you do, copy it. You may choose new targets for the copy.

Enchant creature
Enchanted creature can't attack or block, and its activated abilities can't be activated.

Flying
Whenever Pledged Griffin attacks, another target attacking creature gains flying until end of turn.

Alpha (You may have this creature enter with a +1/+1 counter on it. If you do, it becomes alpha and can only attack alone.)
Trample

(Add a quest counter as this enters. Sacrifice after 3.)
Whenever an opponent loses 3 or more life, add a quest counter.
1 — Destroy up to one target creature with power or toughness 2 or less.
2 — Create Sir Jasper Reborn, a legendary 3/1 black Zombie Mouse Knight creature token with menace.
3 — Search your library for a card, reveal it, put it into your hand, then shuffle. If you revealed a card named Karoa's Downfall this way, you may cast it without paying its mana cost.

Equipped creature gets +2/+1 and has flying.
Equip {3}

Target creature gets -3/-3 until end of turn. You gain 3 life. (Then exile this card. You may cast the creature later from exile.)

Whenever Poignant Hydra deals combat damage to a player, put a +1/+1 counter on it.
Creature spells you cast with power less than Poignant Hydra's power cost {1} less to cast.

This spell costs {2} less to cast if you control a creature with power 4 or greater.
Target creature gets +2/+0 and gains first strike and trample until end of turn.

Put two +1/+1 counters on target creature you control. When you do, it deals damage equal to its power to up to one target creature with flying.