Flooded Morass enters the battlefield tapped unless you control a basic Island or a basic Swamp.

Vigilance, lifelink
Revolt — At the beginning of your end step, if a permanent you controlled left the battlefield this turn, you may exile target permanent card with mana 2 or less from your graveyard. If you do, create a tapped token that's a copy of that card.

Flourishing Crevasse enters the battlefield tapped unless you control a basic Mountain or a basic Forest.

Force of the Tugae has all activated abilities of lands you control.
{2}{G}{G}: If you control no creatures named Force of the Tugae, target land you control becomes a copy of it. Activate only as a sorcery and only if Force of the Tugae is in your graveyard.

Choose target card in a graveyard other than a basic land. Search its owner's graveyard, hand, and library for any number of cards with the same name as that card and exile them. You gain 1 life for each card exiled this way. That player draws a card for each card exiled from their hand this way.
Flashback {3}{B}

Whenever Forgotten Cultivator enters the battlefield or attacks, mill three cards. Return a permanent card from among the milled cards to your hand.
Spellcharge 4

Indulgence
Whenever you indulge, you may exile target instant or sorcery card from your graveyard. If you do, cast a copy of that card without paying its mana cost.

Create a tapped colorless artifact token named Leyshard. It has “{T}, Sacrifice Leyshard: Add one mana of any type. Draw a card.”

This spell costs {1} less to cast for each Spirit you control.
Flying
Escape—{8}{W}{U}, Exile three other cards from your graveyard.

Vigilance, haste
Revolt — At the beginning of each end step, if a permanent you controlled left the battlefield this turn, put a +1/+1 counter on each creature you control.

Exile target creature you control, then return that card to the battlefield under its owner's control.

Frostfire Geysers enters the battlefield tapped unless you control a basic Island or a basic Mountain.

Fungal Mire enters the battlefield tapped unless you control a basic Swamp or a basic Forest.

Deathtouch, lifelink
When Furies of the Natural Order enters the battlefield, bless any number of target players.

Search your library for a basic land card, put it onto the battlefield, then shuffle.

Target creature you control gains double strike until end of turn. It deals damage equal to its power to each of up to two other targets.

Flash
Deathtouch
Whenever you cast a noncreature spell, return up to one target creature card from your graveyard to your hand.

Ward {1}
Gallant Fancypaw can't be blocked by creatures with power 3 or greater.
Whenever you cast an Aura or Equipment spell, you may pay {W}. If you do, draw a card.

As an additional cost to cast instant and sorcery spells, you may pay {X}, where X is that spell's mana value. If you do, copy that spell, and you may choose new targets for the copy.
Spellcharge 4

Gates to the Underworld enters the battlefield tapped.
{T}: Add {W} or {B}.
{5}{W/B}: Gates to the Underworld becomes a 3/4 white and black Construct creature with lifelink until end of turn. It's still a land. This ability costs {X} less to activate, where X is your devotion to white and black. Activate only once each turn.

Menace
Whenever Gelthis deals combat damage to a player, that player reveals their hand. You choose a nonland card from it. Exile that card until Gelthis leaves the battlefield.
Spellcharge 4

You and General Diadem have hexproof as long as you control an artifact creature.
Sacrifice a non-Knight artifact: Create a 3/3 black Cyborg Knight artifact creature token.

Exile target spell. Its owner may cast that card during their next turn. When they do, you draw a card.

[+1]: Up to one target creature gets +2/+0 and gains haste until end of turn.
[–1]: Add {R}. If Gericho, Ageless Wanderer entered this turn, add {R}{R} instead.
[0]: Exile Gericho and the top X cards of your library, where X is the number of loyalty counters on him. You may play cards exiled this way until the end of your next turn.

Search your library for a noncreature, nonland card not named Get Your Wish, reveal it, put it into your hand, then shuffle.
You may cast a spell with mana value X or less from your hand without paying its mana cost, where X is the number of colors among permanents you control.