msem-instigator

Create a token that's a copy of target creature, except it has haste and “At the beginning of the end step, sacrifice this permanent.”
Flashback {1}{G}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Destroy all creatures. If a Reflection would be destroyed this way, its owner shuffles it into their library instead.

Wu Xing (Add effects based on the number of colors of mana spent to cast this spell.)
1 | Refulgent Flare deals 3 damage to any target. If a permanent dealt damage this way would die this turn, exile it instead.
3 | You gain 3 life.

Destroy all monocolored creatures.

Return target creature you own to your hand.
Scry 1.

Refuse to Submit deals 3 damage to any target. If that target is an attacking creature, it deals 5 damage instead.

Counter target spell.
{1}{U}, Exile Refute from your graveyard: Draw a card.

Each player sacrifices three lands. Regal Ignition deals 3 damage to each nonlegendary creature.

Amass Soldiers 2. (Put two +1/+1 counters on an Army you control. It's also a Soldier. If you don't control one, create an 0/0 black Soldier Army creature token first.)
Flashback {3}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Return target permanent card from your graveyard to your hand. If it's an enchantment card, create a 2/2 black Zombie creature token.

Legacy (You may play this side of this card only from your graveyard. Exile it if it would leave the battlefield or not resolve.)
At the beginning of your upkeep, you may return a creature card from your graveyard to your hand. If you do, you gain 2 life.

Choose two —
• You gain 3 life.
• Tap target creature.
• Put a +1/+1 counter on target creature.

Choose one—
• Put two -1/-1 counters on target creature.
• Untap target creature. It gains deathtouch until end of turn.
• Until end of turn, target creature deals damage to creatures in the form of -1/-1 counters.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)
I, II — Reveal the top two cards of your library. Put up to one land card from among them onto the battlefield and the rest into your graveyard.
III — Until end of turn, target creature gets +X/+0 and gains indestructible, where X is the number of lands you control.

You may pay {G}{W} and untap four tapped creatures you control rather than pay this spell's mana cost.
Create four 1/1 green Scout creature tokens.

Flash
When Reinforced Platemail enters, you may attach it to target creature you control.
Equipped creature you control gets +1/+2.
Equip {3}

Gain control of target noncreature permanent until end of turn. Untap it.
Prophecy {U} (Once each turn, you may exile a card with prophecy as you reveal it. When you do, you may cast it for its prophecy cost as long as it's exiled.)

This spell costs {1} less to cast for each artifact you control.
Search your library for an artifact creature card with mana value X or less, put it onto the battlefield, then shuffle.

Whenever a creature you control perseveres this turn, you gain 3 life. (A creature perseveres when it survives damage.)

Choose one —
• Target player sacrifices a creature.
• Target player sacrifices a planeswalker.
• Target player sacrifices an enchantment.

Counter target spell.
Satrapycycling {2} ({2}, Discard this card: Search your library for a Satrapy card, reveal it, put it into your hand, then shuffle.)

Untap all basic lands you control.
Draw a card.

When Relearn History enters, draw two cards.
You have no maximum hand size.

Target player gains 10 life.

Return up to one target creature card from your graveyard to your hand.
Recruit. (Create a 0/0 white Soldier Army creature token, then put a +1/+1 counter on each Army you control.)