msem-instigator

Search your library for a land card, put it onto the battlefield tapped, then shuffle.
Coalesce {5}{G}{G} (You may cast this from your graveyard for {5}{G}{G}. If you do, it enters as a Horror creature after it resolves. Exile it if it would leave the battlefield or not resolve.)
Beyond All Horizons's power and toughness are each equal to the number of lands you
control.

Target player sacrifices a creature.
Fabled {2}{B} (Then if you cast this for its fabled cost, put it onto the battlefield transformed attached to that player.)

Flying
Vanguard — Whenever a creature you control attacks alone, you may put a +1/+1 counter on it.

{1}{B}: Target Knight or Soldier you control gains deathtouch until end of turn.

Enchant creature
Enchanted creature can block any number of creatures each combat.

{1}{R}: Exile the top card of your library. If it's a creature card, you may play it until the end of your next turn.
{4}{W}: Put two +1/+1 counters on target creature.

Enchant creature without flying
Enchanted creature gets +10/+0 and attacks each combat if able.

At the beginning of your upkeep, surveil 1. (Look at the top card of your library. You may put that card into your graveyard.)
{2}{U}{U}, Sacrifice Search for a New Land: Draw two cards.

Draw three cards. Discard two cards at the beginning of the next end step.

Trample
Ser Malcomn's power and toughness are each equal to the number of nonbasic lands your opponents control.

First strike
Crew 1 (Tap any number of creatures you control with total power 1 or greater: This Vehicle becomes an artifact creature until end of turn.)

Draw two cards.
Conjure a card named Fatigue and put it on top of your library. (It's a colorless sorcery that costs {2} with “Draw a card.”)

Each other creature you control that's a Merfolk or an Elemental gets +1/+1.
Whenever you cast an instant, sorcery, or Merfolk spell, you may pay {1}. If you do, create a 1/0 blue Elemental creature token.

Trample
At the beginning of each combat, you may have Ironhide Bellower deal 3 damage to target creature you control. If you do, Ironhide Bellower gets +3/+0 and can't be blocked by creatures with total power 3 or less until end of turn.

Whenever a nontoken creature you control dies, create a 1/1 colorless Spirit creature token with flying.

At the beginning of your upkeep, you may put a card from your graveyard on the bottom of your library. If you do, you gain 2 life.
{2}, Sacrifice Rune of Rejuvenation: Draw a card.

Return up to one target noncreature, nonland card from your graveyard to your hand.
Call of the Huma deals 4 damage to any target.
Exile Call of the Huma.

Reach, deathtouch
Whenever you cast a spell from your graveyard, you may have Raven-Cursed Dominik fight target creature.

This spell costs {1} less to cast for each card you've drawn this turn.
Return up to two target creatures with total mana value 5 or less from your graveyard to the battlefield.

Search your library for a Forest or Academy card, put it onto the battlefield tapped, then shuffle.

Flash
{6}: Target creature gains flying until end of turn.

When Monastery Scribe enters, return target instant or sorcery card from your graveyard to your hand.

First strike
Ascend {1}{B} ({1}{B}: Exile this creature, then return it to the battlefield transformed. Ascend only as a sorcery.)

Seaside Skimmer can't be blocked if you've cast a Dragon spell or Adventure spell this turn.

When Militant Arms enters, create a 1/1 white Human creature token, then attach Militant Arms to it.
Equipped creature gets +2/+1.
Equip {3}