data modify storage arrzenhanced:iron_prism_damage SelectedItem set from entity @s Inventory[{Slot:102b}]
item replace entity @s armor.chest with arrzenhanced:iron_prism_chestplate
item modify entity @s armor.chest arrzenhanced:iron_prism/damage
item modify entity @s armor.chest arrzenhanced:iron_prism/enchantments
data remove storage arrzenhanced:iron_prism_damage SelectedItem