{T}: Add {C}. {T}: Add {W} or {U}. This land deals 1 damage to you.

{T}: Add {W}. Channel — {2}{W}, Discard this card: It deals 4 damage to target attacking or blocking creature. This ability costs {1} less to activate for each legendary creature you control.

({T}: Add {W} or {U}.) As this land enters, you may pay 2 life. If you don't, it enters tapped.

{T}: Add {C}. {1}: This land becomes a 2/2 creature with all creature types until end of turn. It's still a land.

{T}: Add {U}. Channel — {3}{U}, Discard this card: Return target artifact, creature, enchantment, or planeswalker to its owner's hand. This ability costs {1} less to activate for each legendary creature you control.

({T}: Add {W}.)

This land enters tapped unless you control two or fewer other lands. {T}: Add {W} or {U}.

Flash Flying You may look at the top card of your library any time. You may cast spells with flash or flying from the top of your library.

Flying Whenever another Spirit you control enters, this creature gets +1/+1 until end of turn. Sacrifice this creature: Counter target instant or sorcery spell unless its controller pays {X}, where X is this creature's power.

Flash Flying When this creature enters, target Spirit gains hexproof until end of turn. You may cast Spirit spells as though they had flash.

Flying Sacrifice this creature: Creatures you control gain indestructible until end of turn.

When this creature enters, exile up to one target nonland, nontoken permanent you don't control with mana value 4 or less. When this creature leaves the battlefield, the exiled card's owner creates an X/X blue Illusion creature token, where X is the mana value of the exiled card.

Flash (You may cast this spell any time you could cast an instant.) Flying {3}{U}: Draw a card.

Flash Flying When this creature enters, exile target spell with mana value 4 or less. When this creature leaves the battlefield, the exiled card's owner may cast that card without paying its mana cost.

Destroy target creature, enchantment, or planeswalker. Its controller creates two Map tokens. (They're artifacts with "{1}, {T}, Sacrifice this token: Target creature you control explores. Activate only as a sorcery.")