Clockwork Avian [Antiquities] Nightmare Demon (It's an artifact with "{T}

(It's an artifact with "{T}

Set: Portal Three Kingdoms Type: Legendary Creature — Human Soldier Warrior Rarity: Rare Cost: {3}{W}{W} Horsemanship (This creature can't be blocked except by creatures with horsemanship

then that player shuffles their hand into their library

Whenever a creature dealt damage by equipped creature this turn dies

Activate only during your upkeep and only once each turn

Clockwork Avian [Antiquities] Nightmare Demon (It's an artifact with "{T}Set: Antiquities Type: Artifact Creature Bird Rarity: Rare Cost: {5} 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. {X}, {T}: 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 only during your upkeep.