FlashEnchant creatureEnchanted creature has shadow. (It can block or be blocked by only creatures with shadow.)Prevent all damage that would be dealt by enchanted creature.
Conflagrate deals X damage divided as you choose among any number of targets.Flashback—, Discard X cards. (You may cast this card from your graveyard for its flashback cost. Then exile it.)
Forestwalk (This creature can't be blocked as long as defending player controls a Forest.)When Yavimaya Dryad enters, you may search your library for a Forest card, put it onto the battlefield tapped under target player's control, then shuffle.
FlyingEcho (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.): Basalt Gargoyle gets +0/+1 until end of turn.
FlyingEcho (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.): Basalt Gargoyle gets +0/+1 until end of turn.
Flanking (Whenever a creature without flanking blocks this creature, the blocking creature gets -1/-1 until end of turn.)Other creatures you control with flanking have flanking. (Each instance of flanking triggers separately.)
Flanking (Whenever a creature without flanking blocks this creature, the blocking creature gets -1/-1 until end of turn.)Other creatures you control with flanking have flanking. (Each instance of flanking triggers separately.)
Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)When Subterranean Shambler enters or leaves the battlefield, it deals 1 damage to each creature without flying.
Buyback (You may pay an additional as you cast this spell. If you do, put this card into your hand as it resolves.)Counter target spell with mana value X.