Jellyfish

A see-through jellyfish that drifts beside you. Its glowing bell pulses and its tentacles trail behind as you move.

Ember+ Included with the membership — it's yours while you're a member. See Ember+

The launcher shows it on your own skin before you buy. Works on 1.8.9, 1.7.10, 1.20.4 and 1.21.11.