Clockwork Avian [Antiquities] Archenemy Schemes and that player can't activate

and that player can't activate abilities that aren't mana abilities

Set Name: Starter Deck: Worst Generation Card Number: ST02-012 Release Date: 2022-12-02 Rarity: Common Card Type: Character Cost: 1 Power: 3000

Enchantment (5)

1 counter punchout card

Clockwork Avian [Antiquities] Archenemy Schemes and that player can't activateSet: 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.