[Red doesn't respawn?]

Oh, i will try when i log in then, thank you c:

[Red doesn't respawn?]

Hi guys, there's my problem, i tried to defeat Red, but i failed (like one month ago) now i've been again where he's suppose to be but he didn't spawn, is that normal (that i had only one chance) or he has a cooldown and he didn't respawn for a bug ?