User blog comment:NightcoreRayRay/A Player's Total HP/@comment-35120675-20180525013820/@comment-35120675-20180525041043

i dunno, but I wore a twilight coat in battle arena and got whacked by maxed f9 legendary just once. I took in 38% damage.

so 4775 + 124 that's 4899 defence when I lose 2172 so i'd say having 2,727 hp left is roughly accurate..