Lv. 80 Accessory Implement
Trial of a Lifetime
Hippocratic Oath set
A copy arrives at its level rather than being upgraded into it, so this walks the five levels a piece drops at.
ATK 264 
DEF 66 
Amplitude Multiplier 25% 
Ultimate Charge Efficiency 25% 
HP % 12% Hippocratic Oath Set
Hippocratic Oath
Set effect at 4 pieces
Increases the holder's Healing Bonus by 12%. When the character's Ultimate Charge Efficiency exceeds 150%, all other team members gain 8% ATK.
The other 3 pieces that complete the set:
Stats are fixed: a second copy of this piece at the same rarity and level is identical to the one you are wearing. The rollable substats in Silver Palace sit on your Epiphany.
Set Description
I will practice medicine with integrity while holding the welfare of my patients as the ultimate priority. Never shall I wield the fruits of my studies to do evil; and if this oath is ever broken, then I shall stand accountable.