Cuilein-Anbar is Collei's companion summon in Genshin Impact. Named after Collei's friendship with Amber, this summon adds charm to Collei's persona. In gameplay, Cuilein-Anbar functions as a summoned ally that deals Dendro damage during combat phases. The summon appears in both the main game and the Genius Invokation TCG card game, where it can be deployed through Collei's Elemental Burst ability.