Clockwork Beast [30th Anniversary Edition] Zombie Sliver As long as enchanted creature

As long as enchanted creature is blue

but make sure to avoid Detention

Set: Modern Masters Type: Enchantment Rarity: Rare Cost: {4}{G} If an effect would create one or more tokens under your control

Set: Commander 2016 Type: Legendary Creature — Human Cleric Rarity: Mythic Cost: {3}{W}{B} Flying

Set: Secret Lair Drop Series Type: Legendary Creature — Elder Dragon Rarity: Rare Cost: {2}{U}{U}{B}{B}{R}{R} Flying

Clockwork Beast [30th Anniversary Edition] Zombie Sliver As long as enchanted creatureSet: 30th Anniversary Edition Type: Artifact Creature Beast Rarity: Rare Cost: {6} Clockwork Beast enters the battlefield with seven +1 +0 counters on it. At end of combat, if Clockwork Beast attacked or blocked this combat, remove a +1 +0 counter from it. {X}, {T}: Put up to X +1 +0 counters on Clockwork Beast. This ability can't cause the total number of +1 +0 counters on Clockwork Beast to be greater than seven. Activate only during your upkeep.