Shadow Isles
10 champions. Shadow Isles Star Crystals, Nova Crystals and Gemstones upgrade the constellations of 6 of them.
Gold ring = upgrades with Shadow Isles crystals and Gemstones.
Shadow Isles Star Crystals adventures ≈ 76 · each champion needs 50
- 3★
Daughter of the Void 3★ World #8 · clear with a Freljord champion 
Silver Star Vessel - 3.5★
The Colossus 3.5★ World #8 · clear with a Ionia champion Silver Star Vessel - 3.5★ The Ancient Fear 3.5★ World #5 · clear with a Ionia champion
Gold Star Vessel - 3.5★ The Grand Heist 3.5★ World #5 · clear with a Ionia champion Gold Star Vessel
- 4★
The Star Forger 4★ World #11 · clear with a Runeterra champion Silver Star Vessel - 5★
The Frost Witch 5★ World #6 · clear with a Bandle City champion Gold Star Vessel - 5★ The Ruined King 5★ Nightmare #5 · clear with any champion Gold Star Vessel
- 10★ With Friends Like These... 10★ Nightmare #20 · clear with a new champion Gold Star Vessel
Legend Levels 64 and 88 also give a Shadow Isles Gold Star Vessel. All Legend Level rewards.
Shadow Isles Nova adventures ≈ 2.8 · each champion needs 1
- 10★ With Friends Like These... 10★ Nightmare #6 · clear with a new champion 1 Nova Crystal
- 10★ With Friends Like These... 10★ Nightmare #21 · clear with a new champion
50 Nova Shards
Shadow Isles Gemstones adventures ≈ 350 · each champion needs 1000
- 10★ With Friends Like These... 10★ Nightmare #40 · clear with a new champion
Major Gemstone Vessel - 10★ With Friends Like These... 10★ Nightmare #51 · clear with a new champion 100 Gemstones
Gemstone Vessels also come from the Glory Store (pick Shadow Isles), the Emporium and Legend Level 74; regional Gold Star Vessels from the Glory Store and Legend Levels. All sources.
Rewards your Shadow Isles champions can claim
Adventure rewards that need a Shadow Isles champion to clear the adventure.
- 1.5★
The Kraken Priestess 1.5★ Arcane #2 · clear with a Shadow Isles champion 
Silver Vault - 2★ The Spear of Vengeance 2★ Blossom #2 · clear with a Shadow Isles champion
50 Spirit Blossom Master Yi Fragments - 2.5★
The Glorious Executioner 2.5★ World #6 · clear with a Shadow Isles champion 
Platinum Vault - 2.5★
Blossoms and Mushrooms 2.5★ World #4 · clear with a Shadow Isles champion Platinum Vault - 2.5★ The Emperor of the Sands 2.5★ Arcane #2 · clear with a Shadow Isles champion Silver Vault
- 3★ Daughter of the Void 3★ World #3 · clear with a Shadow Isles champion
Gold Vault - 3★ The Deep Voice Below the Waves 3★ World #2 · clear with a Shadow Isles champion
Silver Reliquary - 3★ The Collector of Souls 3★ World #9 · clear with a Shadow Isles champion Silver Star Vessel
- 3★ The Tidecaller 3★ Blossom #8 · clear with a Shadow Isles champion 10 Star Crystals
- 3.5★ The Ancient Fear 3.5★ World #10 · clear with a Shadow Isles champion Gold Star Vessel
- 3.5★ The Grand Heist 3.5★ World #10 · clear with a Shadow Isles champion Gold Star Vessel
- 3.5★ The Might of Demacia 3.5★ Arcane #2 · clear with a Shadow Isles champion Gold Vault
- 4★ The Star Forger 4★ World #10 · clear with a Shadow Isles champion Silver Star Vessel
- 4★
The Starry-Eyed Songstress 4★ Blossom #4 · clear with a Shadow Isles champion 150 Spirit Blossom Kindred Fragments - 4.5★
The Unforgiven 4.5★ World #5 · clear with a Shadow Isles champion Gold Star Vessel - 4.5★ The Wrath of Zaun 4.5★ Arcane #2 · clear with a Shadow Isles champion Gold Vault
- 4.5★ The Lady of Luminosity 4.5★ Teamfight #3 · clear with a Shadow Isles champion Gold Vault
- 5★ The Frost Witch 5★ World #15 · clear with a Shadow Isles champion Gold Star Vessel
- 5★ The Ruined King 5★ Nightmare #1 · clear with a Shadow Isles champion 40 Viego Fragments
- 5★ The Ruined King 5★ Nightmare #2 · clear with a Shadow Isles champion Platinum Vault
- 5.5★ The Enlightened One 5.5★ Arcane #2 · clear with a Shadow Isles champion Silver Star Vessel · random region
- 6.5★ The Star Forger 6.5★ Arcane #2 · clear with a Shadow Isles champion Silver Star Vessel · random region
- 6.5★ Scourge of the Pit 6.5★ Teamfight #3 · clear with a Shadow Isles champion Gold Vault