[Autumn]

Turtle shell reduces physical damage taken from all sides but the front by 20%, when it's supposed to only do that for the back and half that for the sides and front.




Also as a side note, when you get hit by an attack with the turtle shell equipped, it shows the Reduction message each hit.

Tannite Arena Combatant's turn.
Tannite Arena Combatant attacks OOC Kaneki with Swordfish Sword and hits them!
LOS: 1
Reduction: 10
OOC Kaneki takes 0 Slash damage.
LOS: 1
Reduction: 10
OOC Kaneki takes 0 Water damage.