msem-instigator

Trample
Whenever Living Archipelago enters the battlefield or attacks, up to two target lands you control voyage. (If they aren't being targeted by another spell or ability, they phase out.)
Whenever a land you control phases in, you may create a tapped token that's a copy of that land.

Trample
Augmented — When Lonely Giant enters the battlefield, if you've spent {W}{U}{B}{R}{G} to cast spells this turn, put two +1/+1 counters on it.

Menace
When Lord of Decay enters the battlefield, put a -1/-1 counter on it and each creature you don't control.

Trample
When Magmatic Ravager enters the battlefield, two target lands you control don't untap during your next untap step.

When Marauding Goliath becomes blocked by a creature with power 1 or less, sacrifice it at end of combat.

Vigilance
Ignore all effects that would prevent Mistbreaker from attacking or blocking. (If an effect says it “can't” attack or block, it still can. This ability doesn't let it attack or block if it's tapped or attack if it has summoning sickness.)

Assault {2}{R} (Whenever this attacks, if it has no +1/+1 counters on it, you may pay its assault cost to put a +1/+1 counter on it.)
When Monstrous Hila assaults, it deals 3 damage to any target.

Protection from spells
When Msuji Sureshot enters the battlefield, search your library for an instant, sorcery, or Aura card that targets, reveal it, put it into your hand, then shuffle.

Trample
When Nanowrought Progenitor enters the battlefield, draw a card for each creature you control with two or more card types.

Flying
{1}{U}, Exile an instant card from your graveyard: Draw a card.
{1}{B}, Exile a creature card from your graveyard: Target creature gets -3/-3 until end of turn.
{1}{R}, Exile a sorcery card from your graveyard: Nefarox, Strifelord deals 3 damage to each opponent.

Flying, trample
Nether Fiend enters the battlefield with a lifelink counter on it.
{B}{B}, Pay 6 life, Remove a lifelink counter from Nether Fiend: Draw six cards.

Deathtouch
When Nyx-Eater Basilisk enters the battlefield, exile up to one target enchantment.
{2}{G}, Discard Nyx-Eater Basilisk: Exile target enchantment.

Trample
When Oakcudgel Giant enters the battlefield, you may destroy target artifact or enchantment.

This spell costs {1} less to cast for each artifact and/or enchantment you control.
Trample
Exile a cryptic permanent you control or a cryptic card from your graveyard: Observer of Aeons gets +1/+1 until end of turn. (Artifacts, enchantments, and modal spells are cryptic.)

Flash
Ocean's Edge Kraken enters the battlefield with a hexproof counter on it.
{6}{U}{U}, Remove a hexproof counter from Ocean's Edge Kraken: Return all other creatures to their owners' hands.

Trample, haste
Whenever an opponent casts a noncreature spell, you may return Olten Sandwurm to its owner's hand.

Trample
Ward {3} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {3}.)
Cycling {2} ({2}, Discard this card: Draw a card.)

Flying
Creatures you don't control have “{T}: This creature fights Ontarachie Apex. Activate only as a sorcery.”

Flash
Oscanthor, Trader's Ruin can't be blocked.
Whenever a creature you control deals combat damage to a player, draw a card.

Poisonblade Elite enters the battlefield with three -1/-1 counters on it.
Whenever Poisonblade Elite becomes blocked, you may move a -1/-1 from it onto target creature blocking it.

Trample, haste
Erratic (When this creature dies, reveal the top four cards of your library. Put a creature card that costs less than this revealed this way onto the battlefield and the rest on the bottom of your library in any order.)
At the beginning of the end step, sacrifice Purgator of Storms.

Indestructible
As long as your devotion to red is less than five, Purphoros isn't a creature.
Whenever you attack, Purphoros deals 1 damage to any target.
{3}{R}: Discard up to two cards, then draw that many cards.

Menace
When Rallios Unleashed enters the battlefield, create a 2/2 black Zombie creature token.
Whenever Rallios Unleashed deals combat damage to a player, create a 2/2 black Zombie creature token for each creature card in your graveyard.

You may have Reaping Willow assign its combat damage as though it weren't blocked.
{2}{G}: Reaping Willow gains indestructible until end of turn.