Foundations

Twinblade Blessing | Enchantment | Aura | Flash (You may cast this spell any time you could cast an instant.) Enchant creature Enchanted creature has double strike. (It deals both first-strike and regular combat damage.) | Miro Petrov

Valkyrie's Call | Enchantment | | Whenever a nontoken, non-Angel creature you control dies, return that card to the battlefield under its owner's control with a +1/+1 counter on it. It has flying and is an Angel in addition to its other types. | Scott Murphy

Authority of the Consuls | Enchantment | | Creatures your opponents control enter tapped. Whenever a creature an opponent controls enters, you gain 1 life. | Lake Hurwitz

Banishing Light | Enchantment | | When Banishing Light enters, exile target nonland permanent an opponent controls until Banishing Light leaves the battlefield. | Willian Murai

Angelic Destiny | Enchantment | Aura | Enchant creature Enchanted creature gets +4/+4, has flying and first strike, and is an Angel in addition to its other types. When enchanted creature dies, return Angelic Destiny to its owner's hand. | Jana Schirmer & Johannes Voss

Anthem of Champions | Enchantment | | Creatures you control get +1/+1. | Chris Rallis