msem-instigator

Vigilance
Whenever Fate Tracer attacks, rediscover a creature or enchantment card X times, where X is Fate Tracer's power. (Repeat this process X times: Look at the top card of your library. You may reveal it and put it into your hand if it's a creature or enchantment card. Otherwise, put it back or into your graveyard.)

When Fearless King Shabil enters, reveal the top five cards of your library. You may put a Cat card from among them into your hand. Put the rest on the bottom of your library in any order.
At the beginning of combat on your turn, each Cat you control gains all abilities of each other Cat you control until end of turn.

Reach
Once each turn, when a creature you control dies, you may draw a card.

Whenever you draw your second card each turn, draw a card.

When Fellor Ironborn enters, you may return target artifact card from your graveyard to the battlefield. If it's an Equipment, you may attach it to target creature you control.

Once each turn, you may cast a creature you control from the battlefield.
(You can cast its Adventure this way.)

{R/G}: Fento, Nova Crusader gains haste and trample until end of turn.
Whenever Fento, Nova Crusader attacks, you may put a creature card from your hand onto the battlefield tapped and attacking. If you do, sacrifice that creature at the beginning of the next end step.

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

At the beginning of your upkeep, exile the top card of your library. Until end of turn, you may play that card if it's an instant or sorcery card.

Flying
You may exert Fervent Igmel as it attacks. When you do, add {R}{R}{R}{R}. Until end of turn, you don't lose this mana as steps and phases end. (An exerted creature won't untap during your next untap step.)

Flying
Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

At the beginning of each combat, you may have Firefish Conjurer deal 3 damage to target creature you control. If you do, Firefish Conjurer gets +2/+0 and gains flying until end of turn.

Vigilance
Other Dwarves you control get +1/+1 and have vigilance.
Whenever you activate a loyalty ability of a permanent, create two 1/1 white Dwarf creature tokens.

Haste
Stampede — Whenever Fissure Bull and a creature with greater power attack, you may sacrifice a land. If you do, search your library for a basic land or Desert card, put that card onto the battlefield tapped, then shuffle.

{3}{R}: Target creature can't block this turn.

Flash
{6}: Target creature gains flying until end of turn.

Trample
Heretic (Whenever you cast a spell that doesn't share a color with this creature, it gets +1/+1 until end of turn.)

Defender
Foliage Hunter has deathtouch as long as you've cast a spell this turn.

Whenever a Plains you control enters, create a 1/1 white Soldier creature token.
Whenever you attack, you may search your library for a Plains card, reveal it, put it into your hand, then shuffle.

({T}: Add {B}.)
Forgotten Pit enters tapped.
Deathtouch
{2}{B}{B}: Forgotten Pit becomes a creature in addition to its other types until end of turn.

When Forlorned Knight enters, you may sacrifice another creature. If you do, create two 1/1 white Human creature tokens.
Whenever you attack, if another creature died under your control this turn, creatures you control get +1/+1 until end of turn.
Fleeting {W}{B} (You may cast this spell for its fleeting cost. If you do, sacrifice it at the beginning of the next end step.)

Deathtouch
Attacking creatures you control with deathtouch get +2/+0.

Fox of the Fallen Forest gets +4/+0 as long as you control a legendary creature.