msem-instigator

Lands you control are colorless lands named Wastes with “{T}: Add {C}” and lose all other card types and abilities.

Flying
When Shoal Raker enters, draw a card if an opponent is cursed.

Whenever Shifty Fink attacks, if you have more cards in hand than defending player, it gets +2/+1 until end of turn.

Enchant creature
As Legacy of Dawn Hill enters, choose a creature type.
Enchanted creature gets +2/+0, has first strike, and is the chosen type in addition to its other types.

{T}: Add {C}.
{3}, {T}: Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

Enchant creature
Enchanted creature gets +1/+1 and has lifelink.
Sacrifice enchanted creature: Target creature gains lifelink until end of turn. Regenerate that creature. (The next time this permanent would be destroyed this turn, it isn't. Instead tap it.)

Primal {5}{W}{B} (During your turn, you may cast this spell for {5}{W}{B} instead of playing a land.)
Destroy all creatures. If this spell was cast for its primal cost, for each player, put up to one creature card from that player's graveyard onto the battlefield under your control.

{T}: Add {W} or {B}. You lose 1 life unless you have less life than an opponent.

Harmony — Search your library for a basic land or Desert card, reveal it, and put it into your hand. Then shuffle.
When Trumpeting Pathmaker enters, harmonize. (Trigger up to one harmony of a permanent you control.)

When Flame Juggler dies, it deals 3 damage to each opponent.

When Abomination Emissary enters, target player mills six cards.

Whenever Slyten Jewel Runner attacks, target creature can't block until end of turn.
Augmented — At the beginning of your end step, if you've spent {W}{U}{B}{R}{G} to cast spells this turn, put a +1/+1 counter on Slyten Jewel Runner.

First strike
{1}{R}, Discard a card: East Ward Forgetender gets +2/+0 until end of turn.

When Pelt's Refuge enters, if {G} was spent to cast it, distribute two +1/+1 counters among creatures you control.
Whenever a creature you control dies, draw a card.

Haste
Whenever Tunnel Moles attacks, you may have it phase out. (Treat it and anything attached to it as though they don't exist until its controller's next turn.)
Whenever Tunnel Moles phases in, it gets +2/+2 until end of turn and can't be blocked by creatures with flying this turn.

Whenever you cast a Rogue spell or a spell from exile, you may return Cobri to her owner's hand.

Trample
Bessie's Crusher has haste as long as you control another Wurm.

{B}, Pay 2 life: Draw a card.

Menace
Experience (Whenever this creature attacks, if it has fewer than three +1/+1 counters on it, put a +1/+1 counter on it.)

Enchant creature
When Twinklewings enters, draw a card.
Enchanted creature has flying.

At the beginning of your end step, mill two cards. Then if ten or more cards are in your graveyard, transform Bitter Duckling.

Populate, then you gain 2 life. (Create a token that's a copy of a creature token you control.)

Exile up to three target creatures you control, then return those cards to the battlefield under your control tapped.

Whenever you gain life, put a +1/+1 counter on Wayfaring Pilgrim.

Augmented — Whenever you cast a spell, if you've spent {W}{U}{B}{R}{G} to cast spells this turn, you may activate one of Glitch's loyalty abilities.
[+1]: You gain 3 life and draw a card, then you may put a land card from your hand onto the battlefield tapped.
[–3]: Exile target nonland permanent. Glitch gains its activated and triggered abilities.
[–6]: Choose a number. Each player sacrifices that many nonland, non-Glitch permanents.