To be fair, the Simurgh already sounded like an Undertale character, just from the Middle Eastern lore about it.

Here be this avian lady, renowned cleric working for the throne.

I'm still not sure if she has feet or not. XD She may just be floating several inches off the ground at all times.

She only heals and is a delightful beaut of a birdy. ^^; Only negative point I really see as pure negative is the cheese thing. XD

Next up be Gerson and Gaster--the O.Gs... X3