msem-instigator

Counter target spell. If a noncreature spell is countered this way, scry 2.

Protection from multicolored
[+2]: Create a colorless artifact token named Mind Stone with “{T}: Add {C}” and “{1}, {T}, Sacrifice Mind Stone: Draw a card.”
[–3]: Create Barxbot 9000, a legendary 6/4 colorless Construct artifact creature token with “All damage that would be dealt to Barx planeswalkers you control is dealt to this creature instead.”
[–12]: You and target opponent each gain control of each permanent the other controls that's one or more colors.

Slinking Raider can't be blocked by creatures with greater power.
Whenever Slinking Raider deals damage to a player or noncreature permanent, put a +1/+1 counter on it.
Surpass {5}{R} ({5}{R}: Transform this creature.
This costs {1} less to activate for each counter on it. Activate only as a sorcery.)

When Lone Stranger enters, if you control no other creatures, create two 1/1 colorless Spirit creature tokens.

Each player discards their hand and sacrifices all permanents they control, draws seven cards, then abounds seven times. (To abound, you may cast a spell that costs less than this from your hand without paying its mana cost.)

Equipped creature gets +3/+3.
Equip {4}
Equip creature with power 5 or greater {1}

Whenever a creature you control perseveres, you draw a card and you lose 1 life. (A creature perseveres when it's dealt damage and doesn't die.)
{1}{B}: Deathmask Initiation deals 1 damage to target creature you control.

Haste
At the beginning of each end step, if Lightning Ox dealt damage this turn, sacrifice it.

Escalate {R}{R} (Pay this cost for each mode chosen beyond the first.)
Choose one or more. You may choose the same mode more than once.
• Culminating Chaos deals 2 damage to each creature and each planeswalker.
• Exile the top two cards of your library and add {R}{R}. Until end of turn, you may play those cards.

{T}: Add {C}.
Satrapies you control have “{1}{B}, {T}: Each opponent loses 1 life and you gain 1 life.”

Creatures you control get +1/+0 for each color among permanents you control and have haste.
Whenever you cast a white, blue, black, or green instant or sorcery spell, copy it for each of its colors. You may choose new targets for the copies.

Ominous Lair enters tapped unless you have 15 or less life.
{T}: Add {W} or {B}.

Bloodsand Gulch enters tapped unless you control another Desert.
{T}: Add {B} or {R}.

Flying
Whenever you scry, tap target creature you don't control.

While searching your library, you may play basic land cards from your library.
You may play an additional land each turn.

Branch Prowler can't be blocked except by creatures with flying.

{T}: Target creature loses all abilities until end of turn. Exile Chochin the Silent Moth and that creature.

Whenever an artifact you control enters or is put into a graveyard from the battlefield, Workshop Engineer gets +1/+1 until end of turn.

This spell can't be countered.
You can't lose the game this turn and your opponents can't win the game this turn. Until end of turn, damage that would reduce your life total to less than 1 reduces it to 1 instead.

Elemental, instant, and sorcery spells you cast cost {1} less to cast.

Each creature you control with power 4 or greater can't be blocked by creature tokens.

Destroy target creature. You gain 1 life for each card in its controller's graveyard.

Remove all counters from target permanent with counters. If it's a creature or enchantment, destroy it.

When Humble Tamer enters, create a 1/1 white Griffin creature token with flying.

When Oozing Yaoguai enters or a creature you control scavenges it, up to one target creature gets -3/-3 until end of turn and you gain 3 life.
Scavenge {3}{B}{G} ({3}{B}{G}, Exile this card from your graveyard: Put a number of +1/+1 counters equal to this card's power on target creature. Scavenge only as a sorcery.)