msem-instigator

Glorious end — When Warband Commander dies, if it was tapped, put a +1/+1 counter on each creature you control that attacked this turn.

Pressure {3}{B} (You may cast this spell for its pressure cost if seven or more cards are in your graveyard.)
When Oryxyth's Brood enters, you draw two cards and you lose 2 life.

{T}: Add {C}.
{T}, Pay 1 life: Add {B} or {R}.

When Swiftwheel Slayers enters, audition for red. (Create a 1/1 Construct Actor creature token, a Warrior Role giving 3/2 and trample, or a Wizard Role giving 2/2 and prowess. Roles replace older ones.)
Token creatures you control have haste.

Flying, vigilance

Target creature you control deals damage equal to its power to target creature you don't control.
Create a Vial token. (It's an artifact with “{1}, Sacrifice this and another permanent: Draw a card. Activate only during your turn.”)

Whenever you cast a green or blue spell, create a 1/1 green and blue Elemental creature token.
Each Elemental you control enters with an additional +1/+1 counter on it.

When Shawlbinder enters, if you control a Desert, exile another target permanent. Return that card to the battlefield under its owner's control at the beginning of the next end step.

When Shield of the Unwavering enters, attach it to target creature you control.
Equipped creature gets +2/+2 and has vigilance.
Equip {3}

Whenever you make first contact, put a patch counter on Distraction Doll. (You make first contact the first time each turn you cast a spell with a name not in your graveyard or control already.)
{T}: Exile Distraction Doll and target creature with mana value less than or equal to the number of patch counters on it.

Hexproof
Art of war — At the beginning of your end step, if Aokara Elite dealt damage to an opponent this turn, scry 2. (To scry 2, look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.)

Vigilance
If you would take a combat phase or a main phase, take the other instead.
{U/B}, Pay 1 life: Untap target creature you control.

Equipped creature gets +1/+1.
Equipped creature has “When this creature dies, if it's not a token, create a token that's a copy of it except it's a colorless Spirit Dragon with flying in addition to its other abilities.”
Equip {2}

Vigilance
Whenever Mikkino becomes blocked by a creature with power 3 or greater, exile that creature.

({T}: Add {G}.)
Wanderlust — Otherworldly Forest enters tapped unless you control four or more other differently named lands.
{1}, {T}: Add one mana of any color.

Choose one —
• Counter target spell unless its controller pays {2}.
• Change the target of target spell with a single target unless that spell's controller pays {2}.

Whenever you cast a red instant or sorcery spell, you may exile a nonred instant or sorcery card from your graveyard. If you do, you may copy the exiled card and cast the copy without paying its mana cost.

First strike
Art of war — At the beginning of your end step, if Imperial Kensai dealt damage to an opponent this turn, you may pay 1 life. If you do, put a +1/+1 counter on Imperial Kensai.

Flying
Whenever Warden of Lives attacks, you may cast a creature card from your graveyard. If you do, that creature enters tapped and attacking.
If Warden of Lives would die, it phases out instead.

You gain 3 life. Whenever one or more creatures enter this turn, repeat that process.

Flying
When Spawn of Keranos enters, you may draw a card. If you do, discard a card unless you control another creature with flying.

At the beginning of your end step, put a -1/-1 counter on each creature you control.
[+1]: Create two 2/2 black Zombie creature tokens.
[0]: Whenever a creature dies this turn, you draw a card and you lose 1 life.
[–4]: Target opponent gets an emblem with “At the beginning of your end step, put a -1/-1 counter on each creature you control.”

Defender, flying
Cadence (Whenever you cast a spell, if its mana value is greater than this creature's power, put a +1/+1 counter on this creature.)
Remove a +1/+1 counter from Spellwork Bulwark: It loses defender and gains hexproof and indestructible until end of turn.

{2}, {T}, Sacrifice Tunnel Map: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

When Legacy Warmask enters, return target creature card with mana value 2 or less from your graveyard to the battlefield, then attach Legacy Warmask to that creature.
Equipped creature gets +1/+1.
Equip {1}