- NEW MECHANIC – ESCAPE: In Theros, the underworld can’t be contained and creatures that have left the battlefield can be brought back using the escape keyword.
- RETURNING MECHANIC – DEVOTION: The Gods of Theros love to be worshipped by their followers and the devotion mechanic means the number of mana symbols of that colour among permanents you control increases your power or toughness
- REDISCOVER SAGAS: Sagas tell epic stories, one chapter at a time. Each chapter has an associated effect that triggers an ability over the course of several turns
- FULL ART NYX BASIC LANDS: Each pack includes a full art basic land with a stunning illustration of Nyx, the celestial land of night in Theros.