Detention Sphere | Enchantment | | When Detention Sphere enters the battlefield, you may exile target nonland permanent not named Detention Sphere and all other permanents with the same name as that permanent.
When Detention Sphere leaves the battlefield, return the exiled cards to the battlefield under their owner's control. | Kev Walker
Righteous Authority | Enchantment | Aura | Enchant creature
Enchanted creature gets +1/+1 for each card in its controller's hand.
At the beginning of the draw step of enchanted creature's controller, that player draws an additional card. | Scott Chou
Collective Blessing | Enchantment | | Creatures you control get +3/+3. | Svetlin Velinov
Growing Ranks | Enchantment | | At the beginning of your upkeep, populate. (Create a token that's a copy of a creature token you control.) | Seb McKinnon
Havoc Festival | Enchantment | | Players can't gain life.
At the beginning of each player's upkeep, that player loses half their life, rounded up. | Johannes Voss