Keyword: Flying

Defender, flying, first strike
Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

Flying
Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

Flying
: Storm Spirit deals 2 damage to target creature.

Flying, trample

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

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

Flying, vigilance

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, it isn’t. Instead tap it, remove all damage from it, and remove it from combat.)

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.)
Nightmare’s power and toughness are each equal to the number of Swamps you control.

Flying

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

Flying (This creature can’t be blocked except by creatures with flying or reach.)
: Shivan Dragon gets +1/+0 until end of turn.

Flying
: Killer Bees gets +1/+1 until end of turn.

Flying
: Killer Bees gets +1/+1 until end of turn.

Flying
Whenever Cockatrice blocks or becomes blocked by a non-Wall creature, destroy that creature at end of combat.

Flying
Whenever Cockatrice blocks or becomes blocked by a non-Wall creature, destroy that creature at end of combat.

Flying
, : Crimson Manticore deals 1 damage to target attacking or blocking creature.

Flying
: Add one mana of any color.

Flying

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

Defender (This creature can’t attack.)
Flying

Defender (This creature can’t attack.)
Flying

Flying
Clockwork Avian enters the battlefield with four +1/+0 counters on it.
At end of combat, if Clockwork Avian attacked or blocked this combat, remove a +1/+0 counter from it.
, : Put up to X +1/+0 counters on Clockwork Avian. This ability can’t cause the total number of +1/+0 counters on Clockwork Avian to be greater than four. Activate this ability only during your upkeep.