msem-instigator

Twisting Fissure enters tapped.
{T}: Add {U} or {R}.
{1}, {T}: Add one mana of any color.

As long as there are four or more card types among cards in your graveyard, Slipstream Silencer can't be blocked.
Whenever Slipstream Silencer attacks, surveil 1.

Enchant creature
Enchanted creature gets -X/-X, where X is 1 plus the number of counters on it.

Northrime Aurora enters tapped unless you played it from exile.
{T}: Add {G} or {U}.

Search target player's graveyard and library for up to one card each and exile those cards. That player shuffles.
Agonize (You may cast this card from your graveyard by putting a -1/-1 counter on a creature you control in addition to paying its other costs. Then exile this card.)

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

Create a 1/1 colorless Construct artifact creature token. For each other card named Competing Design in your graveyard, create a colorless Canister artifact token with “{T}, Sacrifice this artifact: Add {C}.”

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)
I — Put all creature cards from your graveyard onto the battlefield.
II — Creatures you control gain lifelink until end of turn.
III — Destroy all creatures.

Bleed {2}{B} (You may cast this spell for its bleed cost if an opponent has lost life this turn.)
Destroy target creature. Its controller loses 2 life.

Creatures with power greater than Deformed Vagrant's power can't block it.

Put a +1/+1 counter on each creature you control that entered this turn. (Then exile this card. You may cast the creature later from exile.)

Attacking creatures get +2/+0 and gain trample until end of turn.

Take an extra turn after this one. At the beginning of that turn's end step, sacrifice each land you control. Whenever you cast a spell during that turn, copy it. You may choose new targets for the copy.
Exile Futuretheft.

{T}: Add {C}.
{3}, {T}: Draw a card. Activate only if a creature died this turn.

Destroy target tapped creature.

Flying
{U}, Sacrifice Willow Spirit: Counter target spell or ability that targets you or a creature you control.

Trample
Whenever Heir to the Old Bonds becomes the target of a spell or ability you control for the first time each turn, put a +1/+1 counter on it.

Put four time counters on target nonland permanent. If it doesn't have vanishing, it gains vanishing. (At the beginning of your upkeep, remove a time counter from that permanent. When the last is removed, sacrifice it.)

Look at the top four cards of your library. You may put a land card from among them onto the battlefield tapped, then put the rest into your graveyard.

Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)

Art of war — At the beginning of your end step, if Kowareta Scrounger dealt damage to an opponent this turn, you may search your library for an artifact card, reveal it, put it into your hand, then shuffle.

Concord — This spell costs {2} less to cast if there are four or more card types among permanents you control.
Vigilance (Attacking doesn't cause this creature to tap.)

({T}: Add {R} or {G}.)
As Dangerous Territory enters, you may pay {1}. If you don't, Dangerous Territory enters tapped.

Ward {2}
Whenever Brunig enters or attacks, you may shuffle a card you own from outside the game into your library. If you do, you gain 2 life.
Brunig gets +2/+2 and has trample as long as your library contains at least forty cards more than the minimum deck size.