msem-instigator

Fiery Cannonade deals 2 damage to each non-Pirate creature.

({T}: Add {B} or {R}.)
Fiery Chasm enters tapped.

Whenever you cast a noncreature spell, judge target creature you control. (Honor it by putting a +1/+1 counter on it or condemn it by sacrificing it to draw a card.)

Flash
When Fiery Truthseeker enters, you may cast target instant or sorcery card with mana value 3 or less from your graveyard without paying its mana cost. If that spell would be put into your graveyard, exile it instead.

Put a +1/+1 counter on target creature. It gains indestructible until end of turn.

Whenever you cast a spell from your hand, exile the bottom card of your library. You may cast that card. If you don't, Fight or Fade deals 1 damage to each player.

Until end of turn, creatures you control gain “Creatures with power less than this creature's power can't block it.”

Target creature gains double strike until end of turn.
Showcase {2}{R}{R} (Then if you cast this for its showcase cost, create a 1/1 red Bard creature token that can't block and exile this. Whenever it attacks, you may cast a free copy of this.)

As an additional cost to cast this spell, sacrifice a creature.
Exile target creature.

Final Struggle deals 3 damage to target creature. When that creature dies this turn, exile it and create a 3/3 red Shark enchantment creature token.

As an additional cost to cast this spell, sacrifice a permanent.
Exile the top two cards of your library. Until the end of your next turn, you may play those cards.

Finish the Job deals 5 damage to target creature that was dealt damage this turn. If that creature would die this turn, exile it instead.

Rouse 1. Finishing Blow deals X damage to any target, where X is the greatest power among creatures you control. (Put a +1/+1 counter on a permanent you control. If it isn't a creature, tap it and it becomes a 0/0 creature in addition to its other types.)

Destroy target creature if it was dealt damage this turn.

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

Fire and Ashes deals X damage to any target. If a creature dealt damage this way would die this turn, exile it instead.

Fire from Above deals 2 damage to target opponent and each creature with flying that player controls.

{R}, Sacrifice Firebelly Toad: It deals 3 damage to target player or planeswalker.

Firebolt deals 2 damage to any target.
Flashback {4}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Whenever Firefall Praetorians attacks, exile the top card of your library then copy it. You may play the copy and/or the exiled card.

Whenever Fireheart Centaur attacks, you may pay {2}{R}. If you do, it gets +1/+0 until end of turn for each Centaur you control.

First strike, haste
Other creatures you control with flash or haste have first strike.

Fires of Renewal deals 2 damage to each creature.
Create a Treasure token.

If an opponent controls three or more attacking creatures, you may cast this spell as though it had flash.
Firewall Trap deals 5 damage to target creature. When that creature dies this turn, Firewall Trap deals damage equal to that creature's power to another target creature.

Secretly choose a creature card name. Target opponent chooses a creature you don't control. Firing Blind deals 5 damage to that creature. Reveal the chosen name, then if that creature has the chosen name, Firing Blind deals 3 damage to that opponent.