msem-instigator

You may exert Fleetfooted Survivalist as it attacks. (An exerted creature won't untap during your next untap step.)
Whenever an exerted creature you control deals combat damage to a player, draw a card.

Ghost Sloop can't be blocked.
Crew 4 (Tap any number of creatures you control with total power 4 or greater: This Vehicle becomes an artifact creature until end of turn.)
Exile a creature card from your graveyard: Ghost Sloop becomes an artifact creature until end of turn.

At the beginning of your upkeep, reveal the top card of your library. If it has the same name as a card in your graveyard, put the revealed card into your hand. Otherwise, put it into your graveyard.

Advance {2}{W} (Cast this for {2}{W} to advance it as it enters. {2}{W}: Advance this as a sorcery.)
Whenever Construct Engine advances, create a 1/1 colorless Construct artifact creature token.

Flash
Flying
When Sandstreamer enters, target permanent gains indestructible until end of turn.

Enchant creature
Enchanted creature gets +3/+3 and has trample.

When Seafloor Tomb enters and when you sacrifice it, exile up to two target cards from graveyards.
{1}{B}, Sacrifice Seafloor Tomb: Draw a card.
Cycling {2} ({2}, Discard this card: Draw a card.)

Flying
Whenever another creature you control enters, you may have Waxing Celestial get +1/+1 until end of turn.

Target creature you control deals damage equal to its power to target creature you don't control. For each point of excess damage dealt this way, put a +1/+1 counter on the creature you control.

Trample
When Dogged Pioneer enters, create a 2/2 green Hound creature token.
Whenever a land you control enters, put a +1/+1 counter on Dogged Pioneer and up to one target Hound.

When Monstrous Hunter enters, destroy up to one target creature.
At the beginning of each end step, if a creature died this turn, you draw a card and you lose 1 life.

Enchant creature
Enchanted creature gets +3/+3, has trample, and can only attack alone.

Until end of turn, if a source you don't control would deal damage to you or cause you to lose life, mill that many cards instead.

When this creature enters, each opponent loses 2 life and you gain 2 life.
Arise {2}{B}{B} ({2}{B}{B}, Exile this from your graveyard as a sorcery: Create a black token copy of it that's also a Zombie and can't block.)

Lifelink
Once each turn, when you draw a card, you may reveal it and a card you own from outside the game with a different name and the same mana cost. If you do, exile the first card and put the second into your hand. (Mana costs must be identical.)

Target creature gets -9/-0 until end of turn. Create an Idol token. (It's an artifact with “{1}, Sacrifice this artifact: Put a +1/+1 counter on target creature. Activate only as a sorcery.”)

Vigilance, trample
Each creature you control can't have power less than its toughness. (If it would have less, it has as much as its toughness instead.)
Each creature your opponents control can't have toughness greater than its power.

Deathtouch
Whenever Infected Null attacks, each player loses 1 life.

Target creature gains trample and haste until end of turn. Harmonize. (Trigger up to one harmony of a permanent you control.)

Protection from mana values lower than Ironwood Elemental's power (This permanent can't be blocked, targeted, dealt damage, or enchanted by anything with mana value lower than this creature's power.)
Ironwood Elemental's power and toughness are each equal to the number of creatures you control.

Trample, haste
All creatures able to block Crashing Mammoth do so.

Sabotage — Whenever an opponent or permanent an opponent controls becomes the target of a spell you control, put a quest counter on Beckon Darkness.
At the beginning of your upkeep, if Beckon Darkness has four or more quest counters on it, return target creature card from your graveyard to the battlefield.

This spell costs {1} less to cast for each card in your graveyard.
Arise {9}{B}. This ability costs {1} less to activate for each other card in your graveyard. ({9}{B}, Exile this from your graveyard as a sorcery: Create a black token copy of it that's also a Zombie and can't block.)

Vigilance
{3}{G}, {T}: Target creature you control fights target creature you don't control.

Menace