Derevi, Empyrial Tactician [Commander 2013] Cephalid Wizard Set: March of the Machine

Set: March of the Machine Type: Legendary Artifact Rarity: Rare Cost: {1}{G} If one or more +1/+1 counters would be put on an artifact or creature you control

But I doubt it

Whenever Kevin deals combat damage to a player

Time to go to sleep

exile target permanent an opponent controls

Derevi, Empyrial Tactician [Commander 2013] Cephalid Wizard Set: March of the MachineSet: Commander 2013 Type: Legendary Creature Bird Wizard Rarity: Mythic Cost: {G}{W}{U} Flying Whenever Derevi, Empyrial Tactician enters the battlefield or a creature you control deals combat damage to a player, you may tap or untap target permanent. {1}{G}{W}{U}: Put Derevi onto the battlefield from the command zone.