Standard MTG sets

Create a tapped 1/1 black Rat creature token for each creature card in your graveyard. Flashback {2}{B}{B} (You may cast this card from your gravey...

Prime Speaker Zegana enters with X +1/+1 counters on it, where X is the greatest power among other creatures you control. When Prime Speaker Zegana...

Flying Ward—{3}, Pay 3 life. Whenever you cast a noncreature spell, create X 1/1 red Phyrexian Goblin creature tokens, where X is the mana value of...

Flash Reach Whenever another non-Human creature you control enters, you may pay {X}. When you do, put X +1/+1 counters on Wildborn Preserver.

Raid — At the beginning of your end step, if you attacked this turn, create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this token: Y...

Formidable — At the beginning of combat on your turn, if creatures you control have total power 8 or greater, target creature you control gains has...

Target creature you control gets +X/+X until end of turn. Then it fights up to one target creature you don't control.

Heroes' Bane enters with four +1/+1 counters on it. {2}{G}{G}: Put X +1/+1 counters on Heroes' Bane, where X is its power.

Stromkirk Noble can't be blocked by Humans. Whenever Stromkirk Noble deals combat damage to a player, put a +1/+1 counter on it.

Menace When Redcap Gutter-Dweller enters, create two 1/1 black Rat creature tokens with "This creature can't block." At the beginning of your upkee...

When this creature dies, if it wasn't a Demon, return it to the battlefield under its owner's control with two +1/+1 counters on it. It's a Demon i...

{1}, Sacrifice another creature: Put a +1/+1 counter on this creature.

{1}, Sacrifice another creature: Put a +1/+1 counter on this creature.

Flash When Voracious Greatshark enters, counter target artifact or creature spell.

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.) Raid — When this creature enters, if you attacked this turn, lo...

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.) Raid — When this creature enters, if you attacked this turn, lo...

This spell costs {1} less to cast for each Cat you control. Creatures you control get +2/+2 until end of turn.

This spell costs {1} less to cast for each Cat you control. Creatures you control get +2/+2 until end of turn.

Flying Tempest Djinn gets +1/+0 for each basic Island you control.

Menace (This creature can't be blocked except by two or more creatures.) Threshold — Whenever this creature attacks, if there are seven or more car...

Menace (This creature can't be blocked except by two or more creatures.) Threshold — Whenever this creature attacks, if there are seven or more car...

Flying, double strike, vigilance, trample, indestructible

Flying, deathtouch Whenever an opponent loses life, you gain that much life. (Damage causes loss of life.)

Whenever another creature you control with power 2 or less enters, you may pay {1}. If you do, draw a card.