Commander creatures you own have "Whenever this creature attacks, it gains double strike until end of turn."

When Fleeting Memories enters the battlefield, investigate. (Create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")

Whenever you sacrifice a Clue, target player mills three cards.

Enchant creature

As Flickering Ward enters the battlefield, choose a color.

Enchanted creature has protection from the chosen color. This effect doesn't remove Flickering Ward.

: Return Flickering Ward to its owner's hand.

Enchant creature

When Flight of Fancy enters the battlefield, draw two cards.

Enchanted creature has flying.

Enchant creature

As Floating Shield enters the battlefield, choose a color.

Enchanted creature has protection from the chosen color. This effect doesn't remove Floating Shield.

Sacrifice Floating Shield: Target creature gains protection from the chosen color until end of turn.

, Return two Islands you control to their owner's hand: Return target creature to its owner's hand.

Whenever a -1/-1 counter is put on a creature, you may create a 1/1 green Elf Warrior creature token.

Legendary creatures you control get +2/+1 and have ward .

Nonlegendary creatures you control get +1/+1.

Enchant creature

: Enchanted creature gets +2/-2 until end of turn.

Enchant creature

Enchanted creature has flying and "Whenever this creature deals combat damage to a player, venture into the dungeon." (Enter the first room or advance to the next room.)

Commander creatures you own have "Whenever you cast a spell that shares a creature type with this creature, draw a card. This ability triggers only once each turn."

Whenever you pay life, put that many blood counters on Font of Agonies.

, Remove four blood counters from Font of Agonies: Destroy target creature.

, Sacrifice Font of Fortunes: Draw two cards.

Instant and sorcery spells you cast cost less to cast for each time you've cast a commander from the command zone this game.

, Sacrifice Font of Vigor: You gain 7 life.

When Food Coma enters the battlefield, exile target creature an opponent controls until Food Coma leaves the battlefield. Create a Food token. (It's an artifact with ", , Sacrifice this artifact: You gain 3 life.")

Enchant creature

When enchanted creature dies, return that card to the battlefield under your control.

When Fool's Demise is put into a graveyard from the battlefield, return Fool's Demise to its owner's hand.

If you would draw a card, return a card from your graveyard to your hand instead. If you can't, you lose the game.

If a card would be put into your graveyard from anywhere, exile that card instead.

If damage would be dealt to you, put that many depletion counters on Force Bubble instead.

When there are four or more depletion counters on Force Bubble, sacrifice it.

At the beginning of each end step, remove all depletion counters from Force Bubble.

Enchant creature

At the beginning of your upkeep, put a +1/+1 counter on enchanted creature.

Enchant creature

Enchanted creature can't attack.

: Return Forced Worship to its owner's hand.

Constellation — Whenever Forgeborn Oreads or another enchantment enters the battlefield under your control, Forgeborn Oreads deals 1 damage to any target.

At the beginning of your upkeep, you may exile a land card from your graveyard. If you do, put a +1/+1 counter on target creature.

When Form of the Dinosaur enters the battlefield, your life total becomes 15.

At the beginning of your upkeep, Form of the Dinosaur deals 15 damage to target creature an opponent controls and that creature deals damage equal to its power to you.

When CARDNAME enters the battlefield, draw two cards.

You may cast creature cards from your hand as though they were the card Mulldrifter. (You can still evoke this way. They're Mulldrifters.)

Players can't gain life.

At the beginning of each player's upkeep, that player loses 1 life.

Whenever Forsaken Wastes becomes the target of a spell, that spell's controller loses 5 life.

Creatures you control get +0/+1.

When Fortifying Provisions enters the battlefield, create a Food token. (It's an artifact with ", , Sacrifice this artifact: You gain 3 life.")

Whenever a creature you control dies, you may pay . If you do, reveal cards from the top of your library until you reveal a creature card. Put that card into your hand and the rest into your graveyard.

Sacrifice a non-Demon creature. If you do, create a 4/3 white and black Vampire Demon creature token with flying.

Vanishing 4 (This enchantment enters the battlefield with four time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)

At the beginning of your precombat main phase, draw a card.

Enchant creature

Whenever enchanted creature becomes the target of a spell or ability, that spell or ability's controller gains control of that creature. (This effect lasts indefinitely.)

Enchant player

At the beginning of each end step, enchanted player mills X cards, where X is the number of cards put into their graveyard from anywhere this turn.

When Free-for-All enters the battlefield, exile all creatures face down.

At the beginning of each player's upkeep, that player chooses a card exiled with Free-for-All at random and puts it onto the battlefield.

When Free-for-All leaves the battlefield, put all cards exiled with it into their owners' graveyards.

Enchant creature

Enchanted creature gets +2/+1 and has menace. (It can't be blocked except by two or more creatures.)

Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

Snow permanents don't untap during their controllers' untap steps.

Enchant creature

When Frog Tongue enters the battlefield, draw a card.

Enchanted creature has reach. (It can block creatures with flying.)

Devoid (This card has no color.)

At the beginning of your upkeep, create a 1/1 colorless Eldrazi Scion creature token. It has "Sacrifice this creature: Add ."

, Sacrifice From Beyond: Search your library for an Eldrazi card, reveal it, put it into your hand, then shuffle.

As Frontier Siege enters the battlefield, choose Khans or Dragons.

• Khans — At the beginning of each of your main phases, add .

• Dragons — Whenever a creature with flying enters the battlefield under your control, you may have it fight target creature you don't control.

Enchant creature

Enchanted creature doesn't untap during its controller's untap step.

When enchanted creature is dealt damage, destroy it.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)

I — Create a 1/1 white Human creature token with ward and a 4/4 white Alien Rhino creature token.

II — Investigate.

III — You may exile a Human you control and an artifact you control. If you do, search your library for a Doctor card, put it onto the battlefield, then shuffle.

Enchant creature

When enchanted creature leaves the battlefield, its controller sacrifices a creature.

Flash

Enchant creature

Enchanted creature gets +2/+0.

When enchanted creature dies, return it to the battlefield tapped under its owner's control.

Whenever you cast a creature spell, Furious Assault deals 1 damage to target player or planeswalker.

Whenever you sacrifice another permanent, you may pay . If you do, Furnace Celebration deals 2 damage to any target.

Enchant creature

Enchanted creature gets +2/+2 and attacks each combat if able.

Enchant creature

Fylgja enters the battlefield with four healing counters on it.

Remove a healing counter from Fylgja: Prevent the next 1 damage that would be dealt to enchanted creature this turn.

: Put a healing counter on Fylgja.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)

I — Create a Cursed Role token attached to up to one target creature. (If you control another Role on it, put that one into the graveyard. Enchanted creature is 1/1.)

II — Scry 2.

III — When you next cast an instant or sorcery spell with mana value 3 or less this turn, copy that spell. You may choose new targets for the copy.

Enchant creature

Enchanted creature gets +3/+3 and has trample.

: Regenerate enchanted creature.

When Gallifrey Stands enters the battlefield, return all Doctor cards from your graveyard to your hand.

At the beginning of your upkeep, you may put a Doctor creature card from your hand onto the battlefield. Then if you control thirteen or more Doctors, you win the game.

At the beginning of your upkeep, each player reveals the top card of their library. If all cards revealed this way are creature cards, put those cards onto the battlefield under their owners' control.