Dive into Elysias Anime World: Unforgettable Adventures!

Based on the search results, Elyssia appears to be a character in the Roblox game "Anime Adventures." Here are the key details about Elyssia in Anime Adventures:

1. Elyssia is a unit in the game that can be evolved to an "Abyssal" form.
2. The evolved Abyssal form of Elyssia is considered very powerful (OP) in the game's Update 20.
3. Players can level up Elyssia to level 100, which is showcased in gameplay videos.
4. Elyssia (Abyssal) is featured in showcase videos, suggesting she is a notable or popular character in the game.
5. The character seems to be inspired by or related to the Arknights franchise, as indicated by hashtags in some video descriptions.

It's worth noting that Anime Adventures is a Roblox game that features characters from various anime and game franchises. The game appears to receive regular updates, with Elyssia being part of a recent update (Update 20) at the time of the search results.