Ring of Valkas [Commander Legends] Weatherlight Set: Signature Spellbook: Chandra Type:

Set: Signature Spellbook: Chandra Type: Legendary Planeswalker — Chandra Rarity: Mythic Cost: {2}{R}{R} +1: Exile the top card of your library

Set: Magic 2015 Type: Sorcery Rarity: Rare Cost: {5}{W}{W} Destroy all nonwhite creatures

Set: The Dark Type: Creature — Elf Druid Rarity: Uncommon Cost: {G} {T}: Add {B}

but It's not an adventure set in the same way that Zendikar is

Ring of Valkas [Commander Legends] Weatherlight Set: Signature Spellbook: Chandra Type:Set: Commander Legends Type: Artifact Equipment Rarity: Uncommon Cost: {2} Equipped creature has haste. (It can attack and {T} no matter when it came under your control.) At the beginning of your upkeep, put a +1 +1 counter on equipped creature if it's red. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)