Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature's color.)

Flying

Devour 2 (As this enters, you may sacrifice any number of creatures. This creature enters with twice that many +1/+1 counters on it.)

Put a +1/+1 counter on target creature you control. It gains protection from the color of your choice until end of turn. (It can't be blocked, targeted, dealt damage, enchanted, or equipped by anything of that color.)

Flying, lifelink

Whenever you cast a noncreature spell that targets only Feather, Radiant Arbiter, you may choose any number of other creatures that spell could target and pay for each of those creatures. If you do, for each of those creatures, copy that spell. The copy targets that creature. (Copies of permanent spells become tokens.)

Reach

As long as you control ten or more lands, creatures you control get +2/+2.

Whenever Fecund Greenshell or another creature you control with toughness greater than its power enters, look at the top card of your library. If it's a land card, you may put it onto the battlefield tapped. Otherwise, put it into your hand.

Exile target creature or planeswalker.

Target creature gets -X/-X until end of turn, where X is the number of Zombies on the battlefield.

When this creature enters, roll a six-sided die. This creature deals damage equal to the result to target creature an opponent controls.

Haste

Feldon, Ronom Excavator can't block.

Whenever Feldon is dealt damage, exile that many cards from the top of your library. Choose one of them. Until the end of your next turn, you may play that card.

Inspired — Whenever Felhide Spiritbinder becomes untapped, you may pay . If you do, create a token that's a copy of another target creature, except it's an enchantment in addition to its other types. It gains haste. Exile it at the beginning of the next end step.

When Felidar Guardian enters, you may exile another target permanent you control, then return that card to the battlefield under its owner's control.

Lifelink (Damage dealt by this creature also causes you to gain that much life.)

When this creature enters, put a +1/+1 counter on each of up to two other target creatures you control.

Enchant creature

Enchanted creature has lifelink.

: Attach Felidar Umbra to target creature you control.

Umbra armor (If enchanted creature would be destroyed, instead remove all damage from it and destroy this Aura.)

Flying

Mentor (Whenever this creature attacks, put a +1/+1 counter on target attacking creature with lesser power.)

Whenever a nontoken creature you control dies, if it had counters on it, create X tapped 2/1 white and black Inkling creature tokens with flying, where X is the number of counters it had on it.

Each opponent chooses a creature they control. Tap and goad the chosen creatures. (Until your next turn, those creatures attack each combat if able and attack a player other than you if able.)

Splice onto instant or sorcery (As you cast an instant or sorcery spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

As Fell Mire enters, you may pay 3 life. If you don't, it enters tapped.

: Add .

Flying

When Fell Specter enters, target opponent discards a card.

Whenever an opponent discards a card, that player loses 2 life.

Destroy target creature or planeswalker.

Target creature you control gets +2/+0 and gains haste until end of turn. When that creature dies this turn, create a 2/2 white and blue Detective creature token.

Whenever an enchantment is put into a graveyard from the battlefield, draw a card.

Flanking <I>(Whenever a creature without flanking blocks this creature, the blocking creature gets -1/-1 until end of turn.)</I>

: Femeref Knight gains vigilance until end of turn.

Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for .)

Fen Hauler can't be blocked by artifact creatures.

Flying

: Put Fencer Clique on top of its owner's library.

: Up to two target Swamps each become 3/5 Treefolk Warrior creatures in addition to their other types until end of turn.

: Feral Animist gets +X/+0 until end of turn, where X is its power.

: Look at the top card of your library.

: Reveal the top card of your library. If it's a land card, Feral Deceiver gets +2/+2 and gains trample until end of turn. Activate only once each turn.

Menace

Whenever another creature you control dies, put a +1/+1 counter on Feral Ghoul.

When Feral Ghoul dies, each opponent gets a number of rad counters equal to its power.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature's color.)

Create three 3/3 green Beast creature tokens.

Flash (You may cast this spell any time you could cast an instant.)

Enchant creature

Enchanted creature gets +2/+2.

Create three 3/1 red Elemental creature tokens with haste. Exile them at the beginning of the next end step.

When Feral Prowler dies, draw a card.

Target creature gets +4/+4 until end of turn.

At the beginning of your upkeep, put a spore counter on Feral Thallid.

Remove three spore counters from Feral Thallid: Regenerate Feral Thallid.

At the beginning of combat on your turn, choose one —

• Target creature you control gets +2/+0 until end of turn.

• Target creature you control gains menace and haste until end of turn.

When Ferocious Pup enters, create a 2/2 green Wolf creature token.

Trample

Enchant creature

Whenever enchanted creature blocks or becomes blocked, you may put a +1/+1 counter on it.

Creature spells cost more to cast.

Ferropede can't be blocked.

Whenever Ferropede deals combat damage to a player, you may remove a counter from target permanent.

, Sacrifice an artifact: Ferrovore gets +3/+0 until end of turn.

Enchant land

Whenever enchanted land is tapped for mana, its controller adds an additional one mana of any color.

Fertile Thicket enters tapped.

When Fertile Thicket enters, you may look at the top five cards of your library. If you do, reveal up to one basic land card from among them, then put that card on top of your library and the rest on the bottom in any order.

: Add .

Target player searches their library for a basic land card, puts it onto the battlefield tapped, then shuffles. Put two +1/+1 counters on up to one target artifact or creature.

First strike, haste

Whenever Fervent Champion attacks, another target attacking Knight you control gets +1/+0 until end of turn.

Equip abilities you activate that target Fervent Champion cost less to activate.

Counter target spell.

Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

: Fervent Paincaster deals 1 damage to target player or planeswalker.

, Exert Fervent Paincaster: It deals 1 damage to target creature. (An exerted creature won't untap during your next untap step.)

Creatures you control have haste. (They can attack and as soon as they come under your control.)

Nonblack creatures get -1/-1 until end of turn.

At the beginning of your upkeep, Festering Evil deals 1 damage to each creature and each player.

, Sacrifice Festering Evil: It deals 3 damage to each creature and each player.

Festering Gulch enters tapped.

When Festering Gulch enters, it deals 1 damage to target opponent.

: Add or .