Keyword: Flying

Flying (This creature can’t be blocked except by creatures with flying or reach.)
Nightmare’s power and toughness are each equal to the number of Swamps you control.

Flying (This creature can’t be blocked except by creatures with flying or reach.)

Flying
: Dragon Whelp gets +1/+0 until end of turn. If this ability has been activated four or more times this turn, sacrifice Dragon Whelp at the beginning of the next end step.

Flying (This creature can’t be blocked except by creatures with flying or reach.)
: Regenerate Will-o’-the-Wisp. (The next time this creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

Flying

Flying, trample
At the beginning of your upkeep, sacrifice a creature other than Lord of the Pit. If you can’t, Lord of the Pit deals 7 damage to you.

Flying (This creature can’t be blocked except by creatures with flying or reach.)
Whenever a creature dealt damage by Sengir Vampire this turn dies, put a +1/+1 counter on Sengir Vampire.

Flying

Defender (This creature can’t attack.)
Flying

Flying
Whenever Hypnotic Specter deals damage to an opponent, that player discards a card at random.

Flying

Flying
: This creature gets +1/+0 until end of turn.

Flying

Flying
At the beginning of your upkeep, sacrifice Phantasmal Forces unless you pay .

Defender, flying (This creature can’t attack, and it can block creatures with flying.)

Flying
: This creature gets +1/+0 until end of turn.

Flying

Flying
: Add one mana of any color.

Flying

Flying, trample
At the beginning of your upkeep, sacrifice a creature other than Lord of the Pit. If you can’t, Lord of the Pit deals 7 damage to you.

Flying
: Add one mana of any color.

Flying
At the beginning of your upkeep, sacrifice Phantasmal Forces unless you pay .

Flying (This creature can’t be blocked except by creatures with flying or reach.)
Nightmare’s power and toughness are each equal to the number of Swamps you control.

Flying; banding (Any creatures with banding, and up to one without, can attack in a band. Bands are blocked as a group. If any creatures with banding you control are blocking or being blocked by a creature, you divide that creature’s combat damage, not its controller, among any of the creatures it’s being blocked by or is blocking.)