Flying
When this creature enters, you may discard a card. If you do, draw a card.

Equipped creature gets +10/+10 and loses flying.
Equip (: Attach to target creature you control. Equip only as a sorcery.)

Flash
When this enchantment enters, return target creature card from your graveyard to your hand.
, Sacrifice this enchantment: Scry 2.

Flash (You may cast this spell any time you could cast an instant.)
When this Equipment enters, attach it to target creature you control. That creature gains hexproof and indestructible until end of turn.
Equipped creature gets +2/+0 and has flying.
Equip (: Attach to target creature you control. Equip only as a sorcery.)

Defender (This creature can't attack.)
When this creature enters, draw a card.

Look at the top seven cards of your library. Put up to X artifact and/or creature cards with mana value 3 or less from among them onto the battlefield. Put the rest on the bottom of your library in a random order.

(: Add .)

This land enters tapped.
: Add , , or .

Flying
When this creature enters, scry 3. (Look at the top three cards of your library, then put any number of them on the bottom and the rest on top in any order.)

You draw X cards and you lose X life, where X is the number of creatures you control.

When Rocco enters, if you cast it, you may search your library for a creature card with mana value X or less, put it onto the battlefield, then shuffle.

Haste
Reveal this card from your hand: Masterful Ninja is on the battlefield and in your hand until end of turn.
: This creature gets +1/+1 until end of turn.

Target creature gets +3/+1 and gains lifelink until end of turn. (Damage dealt by the creature also causes its controller to gain that much life.)

, Pay 3 life: Flip a coin. If you win the flip, you gain 6 life.

When Gallifrey Council Chamber enters, surveil 1. (Look at the top card of your library. You may put that card into your graveyard.)
: Add .
: Add one mana of any color. Spend this mana only to cast a Time Lord or Alien spell or activate an ability of a Time Lord or Alien.

Cohort — , Tap an untapped Ally you control: Put a +1/+1 counter on each creature you control.

Attach target Aura attached to a creature or land to another permanent of that type.

, , Discard a card: Each other player loses 2 life. You gain life equal to the life lost this way.

Flying, first strike

Affinity for artifacts (This spell costs less to cast for each artifact you control.)
When Imskir enters, you draw X cards and you lose X life, where X is half the number of artifacts you control, rounded down.
, Sacrifice an artifact: Imskir deals damage equal to the sacrificed artifact's mana value to any target.