Boseiju, Who Endures [Kamigawa: Neon Dynasty Prerelease Promos] Commander Legends Tokens Ugin saw the gem that

Ugin saw the gem that connected Bolas to his Meditation Realm as the key to his brother's downfall

Threshold — {G}

Keranos isn't a creature

When Simic Growth Chamber enters the battlefield

Boseiju, Who Endures [Kamigawa: Neon Dynasty Prerelease Promos] Commander Legends Tokens Ugin saw the gem thatSet: Kamigawa: Neon Dynasty Prerelease Promos Type: Legendary Land Rarity: Rare {T}: Add {G}. Channel {1}{G}, Discard Boseiju, Who Endures: Destroy target artifact, enchantment, or nonbasic land an opponent controls. That player may search their library for a land card with a basic land type, put it onto the battlefield, then shuffle. This ability costs {1} less to activate for each legendary creature you control.