msem-instigator

{T}: Add {G}.
{G}, {T}: Target creature gains trample until end of turn.

Create two 1/1 red Elemental creature tokens. When you do, target creature you control gets +X/+X and gains trample until end of turn, where X is the number of Elementals you control.

Exile target attacking creature. You get a glory counter. (You lose glory counters before life. A player with ten or more glory counters wins the game.)

Exile target blocking or blocked creature. If that creature had a +1/+1 counter on it, you gain life equal to its power.

Annihilation deals X damage to any target.

Lifelink
When Anointed Cursebreaker enters the battlefield, you may exile target artifact or enchantment an opponent controls. When Anointed Cursebreaker is no longer on the battlefield, return the exiled card to its owner's hand.

When Anointed General enters the battlefield, if you control a legendary creature, Anointed General deals 4 damage to target creature you don't control.

Until end of turn, target creature loses all abilities and becomes a colorless Human with base power and toughness 1/1 and no name.

When Anran's Radical enters the battlefield, you may discard a card. If you do, search your library for a card with mana value 5 or greater or with {X} in its mana cost, reveal it, put it into your hand, then shuffle.
{T}: Add {C}.

Flying, vigilance
Augmented — When Antigravity Agent enters the battlefield, if you've spent {W}{U}{R}{B}{G} to cast spells this turn, distribute a flying counter and a vigilance counter among one or two creatures you control.

Enchant creature
Enchanted creature loses all abilities and is a blue Frog creature with base power and toughness 1/1.

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.)

Flash
When Aokara Redeemer enters the battlefield, exile another target permanent you control. Return that card to the battlefield under your control at the beginning of the next end step.

Whenever Apex of Augmentation attacks, other creatures you control can't be blocked this turn.

You may look at an additional card each time you scry.
{2}, Tap two untapped creatures you control: Scry 1.

Target creature you control deals damage equal to its power to target creature or planeswalker you don't control.
Compose (Then if you cast this from your hand, exile it and create a Saga token with “III—You may cast a copy of this card from exile without paying its mana cost.”)

When Apprentice Summoner enters the battlefield, search your library for a creature card with mana value 1 or less, put it onto the battlefield, then shuffle.

As Approach the Dark Tomb enters the battlefield, choose life or death.
• Life — Whenever you cast a creature spell, you may pay 1 life. If you do, draw a card.
• Death — Whenever a creature you control dies, you may pay 1 life. If you do, draw a card.

Enchant artifact or creature
At the beginning of each upkeep, if enchanted permanent is tapped, untap it.
You control enchanted permanent.

Distorted (This creature can be blocked by tapped creatures but not untapped creatures.)
When Arbiter of Shal'Iv enters the battlefield, adjudicate. (Create a white enchantment Aura token with enchant creature and “Sacrifice this token: Untap enchanted creature” attached to target creature.)

As long as Arboreal Runes is on the battlefield or in your graveyard, it's a Forest land in addition to its other types.
{T}: Add one mana of any color.

Counter target spell. If a permanent spell is countered this way, create a Gold token. (It's an artifact with “Sacrifice this artifact: Add one mana of any color.”)

Whenever Arcane Duelist becomes tapped, target instant or sorcery card with mana value 1 in your graveyard gains flashback until end of turn. The flashback cost is equal to its mana cost. (You may cast that card from your graveyard for its flashback cost. Then exile it.)

{U}, Exile an instant or sorcery card from your graveyard: Draw a card, then discard a card.
{R}, Exile an instant or sorcery card from your graveyard: Arcane Harvesters deals 1 damage to any target.

Search your library for an instant or sorcery card, reveal it, put it into your hand, then shuffle.