msem-instigator

Akroan Truespear has first strike as long as it's attacking.
Heroic — Whenever you cast a spell that targets Akroan Truespear, put a +1/+1 counter on Akroan Truespear.

Lifelink
Creatures can't be sacrificed.
{1}: Add {G}, {U}, or {R}. Spend this mana only to cast a Human spell.

When Sealed Evil in a Cage enters, exile target creature an opponent controls with mana value 3 or greater until Sealed Evil in a Cage leaves the battlefield.

Wu Xing (Add effects based on the number of colors of mana spent to cast this spell.)
1 | Draw three cards.
5 | Add {W}{U}{B}{R}{G}. You can cast only one more spell this turn.

Hexproof
Creatures you control get +1/+1 for each Aura attached to them.

{T}: Add {C}.
Tap three differently named untapped Academies you control: Draw a card.

Whenever a player cycles a card, Possibility Grinder gets +2/+2 until end of turn.

Ominous Lightning deals 3 damage to target creature. Scry 2.

Sunrise Woods enters tapped.
{T}: Add {G}.
You may untap Sunrise Woods during each other player's untap step. Whenever you do, you lose 1 life.

Look at the top three cards of your library. Put two of them into your hand and the rest into your graveyard. You lose 2 life.

First strike
Chronicle (As this enters and after your draw step, add a lore counter. Stop after III.)
[Lore I-II] Put a +1/+1 counter on each of up to two other target creatures you control.
[Lore III] Remove all lore counters from Astral Capricine. Create two 0/1 white Goat creature tokens.

{2}{U}, {T}: Look at the top card of your library. If it's a Scout card or a card with an Adventure, you may reveal it and draw a card.

Choose two —
• Exile target creature with the greatest power among creatures on the battlefield.
• Target player looks at the top four cards of their library. They put one into their hand, then exile the rest.
• Exile up to four target cards from opponents' graveyards.
• Until the end of your next turn, target player may play cards exiled by Andazir's Command.

When Propulsion Pack enters, create a 1/1 colorless Servo artifact creature token and attach Propulsion Pack to it.
Equipped creature gets +1/+1 and has flying.
Equip {3}{U}

Destroy target creature with power 4 or greater.
Satrapycycling {2} ({2}, Discard this card: Search your library for a Satrapy card, reveal it, put it into your hand, then shuffle.)

Trample
Whenever a creature attacks, Alpha Stag gets +2/+2 until end of turn.

Battalion — Whenever Fellor Bloodseeker and at least two other creatures attack, Fellor Bloodseeker gains lifelink until end of turn.

Advance costs you pay cost {1} less.
You may activate advance abilities of permanents you control any time you could cast an instant.

Scry 3. If you control a Wizard, draw a card.

Whenever Illumination Savant attacks, harmonize. (Trigger up to one harmony of a permanent you control.)
Harmony — Put a +1/+1 counter on each artifact creature and enchantment creature you control.

When Soulblade enters, exile target creature card with mana value 3 or less from your graveyard.
Whenever equipped creature attacks, create a token that's a copy of a card exiled with Soulblade that's tapped and attacking. Exile the token at end of combat.
Equip {1}

Unending Slime enters with X +1/+1 counters on it.
{2}{G}{G}{G}: Return Unending Slime from your graveyard to your hand.

Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.)
Create a tapped colorless Mountain Forest land token. (It has “{T}: Add {R} or {G}.”)

Flying
Vanishing 3 (This creature enters with three time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)

Target player mills seven cards. Then exile two cards from that player's graveyard.