Hmmm just read the update notes.

Nerf again to 5* Eternal Wrath - hahahahahaha
No nerf to 4* purple beast - hahahahaha
Eda, Valkyrie Knight-Immunize-Now also has a chance to grant Perfect Immunity up to 2 allies at the start of battles for 2 turns. - Add endure and you got God mode, hahahaha

That's all. Have fun.