Piltover & Zaun
11 champions. Piltover & Zaun Star Crystals, Nova Crystals and Gemstones upgrade the constellations of 8 of them.
Gold ring = upgrades with Piltover & Zaun crystals and Gemstones.
Piltover & Zaun Star Crystals adventures ≈ 59 · each champion needs 50
- 3★
The Collector of Souls 3★ World #5 · clear with a Runeterra champion 
Silver Star Vessel - 3.5★ The Ancient Fear 3.5★ World #3 · clear with a Demacia champion
Gold Star Vessel - 3.5★
The Grand Heist 3.5★ World #3 · clear with a Demacia champion Gold Star Vessel - 4★
The Star Forger 4★ World #7 · clear with a Bandle City champion Silver Star Vessel - 5★
The Frost Witch 5★ World #9 · clear with a Freljord champion Gold Star Vessel - 10★ With Friends Like These... 10★ Nightmare #26 · clear with a new champion Gold Star Vessel
Legend Levels 58 and 85 also give a Piltover & Zaun Gold Star Vessel. All Legend Level rewards.
Piltover & Zaun Nova adventures ≈ 2.5 · each champion needs 1
- 10★ With Friends Like These... 10★ Nightmare #9 · clear with a new champion 1 Nova Crystal
- 10★ With Friends Like These... 10★ Nightmare #27 · clear with a new champion
50 Nova Shards
Piltover & Zaun Gemstones adventures ≈ 350 · each champion needs 1000
- 10★ With Friends Like These... 10★ Nightmare #43 · clear with a new champion
Major Gemstone Vessel - 10★ With Friends Like These... 10★ Nightmare #54 · clear with a new champion 100 Gemstones
Gemstone Vessels also come from the Glory Store (pick Piltover & Zaun), the Emporium and Legend Level 74; regional Gold Star Vessels from the Glory Store and Legend Levels. All sources.
Rewards your Piltover & Zaun champions can claim
Adventure rewards that need a Piltover & Zaun champion to clear the adventure.
- 2★
The Titan of the Depths 2★ World #8 · clear with a Piltover & Zaun champion 
Gold Vault - 2.5★
The Glorious Executioner 2.5★ World #5 · clear with a Piltover & Zaun champion 
Platinum Vault - 2.5★ The Emperor of the Sands 2.5★ Arcane #1 · clear with a Piltover & Zaun champion
Silver Vault - 2.5★ The Sheriff of Piltover 2.5★ Teamfight #3 · clear with a Piltover & Zaun champion Silver Vault
- 3★ Daughter of the Void 3★ World #5 · clear with a Piltover & Zaun champion Silver Star Vessel
- 3★ The Deep Voice Below the Waves 3★ World #3 · clear with a Piltover & Zaun champion Gold Vault
- 3★ The Tidecaller 3★ Blossom #7 · clear with a Piltover & Zaun champion
100 Spirit Blossom Kindred Fragments - 3.5★ The Colossus 3.5★ World #5 · clear with a Piltover & Zaun champion Silver Star Vessel
- 3.5★ The Ancient Fear 3.5★ World #8 · clear with a Piltover & Zaun champion Gold Star Vessel
- 3.5★ The Grand Heist 3.5★ World #8 · clear with a Piltover & Zaun champion Gold Star Vessel
- 3.5★ Scorn of the Moon 3.5★ Rogues #2 · clear with a Piltover & Zaun champion Gold Vault
- 4★ The Starry-Eyed Songstress 4★ Blossom #2 · clear with a Piltover & Zaun champion 20 Star Crystals
- 4.5★ The Wrath of Zaun 4.5★ Arcane #1 · clear with a Piltover & Zaun champion Silver Star Vessel · random region
- 5★ The Frost Witch 5★ World #13 · clear with a Piltover & Zaun champion Gold Star Vessel
- 5★ The Noxian Grand General 5★ World #3 · clear with a Piltover & Zaun champion Platinum Vault
- 5.5★ The Curator of the Sands 5.5★ Teamfight #5 · clear with a Piltover & Zaun champion Gold Vault
- 6.5★ The Ancient Fear 6.5★ Nightmare #3 · clear with a Piltover & Zaun champion
20 Wild Fragments - 6.5★ The Star Forger 6.5★ Arcane #1 · clear with a Piltover & Zaun champion Gold Star Vessel · random region