Cubozoa are glowing jellyish-like mobs that can be found in bodies of water. Their colors vary depending on the biome they are found in. If you are careful they can be captured alive with a bucket, but beware of their poisonous touch.

Dragonfly is a glowing, ambient mob that can be found fluttering around lake biomes.

End Fish are colorful, glowing fish that can be found in lakes and geysers. Their colors vary based on the biome in which the fish was found. They can be captured alive with a bucket.

End Slime are relatives of the overworld slime. They come in four variants that change depending on the biome they spawned in. Each slime have a simbiotic relationship with one of plant growing in the same biome.

Shadow Walker is a humanoid mob that slowly stalks you. Adventurers touched by them will suffer from temporary blindness.

Silk Moth is an insect that can be found fluttering among the Tenanea trees. They like to fill their nests with silk.