Quick answer
What is confirmed
The official Roblox experience description says players cleanse Corrupted Emotians while exploring the Emotion Prison. It does not provide verified names, variants, health values, attacks, drops, or a ranking system.
Treat unlinked enemy statistics and “best build” claims as unverified until they are published by the developer. The official Roblox experience page is the current source for this entity’s existence and its cleanse objective.