JoJo's Bizarre Adventure HD Ver. Cheats

Fight Death 13
To fight Death thirteen, you can't lose any matches, and you must use of of the main six characters(Jotaro, Joseph, Avdol, Iggy, Polnareff, Kakyoin. Starting from the first fight, ending with the fifth. The game will say "here comes a new challenger" and then death 13's name will appear.

JoJo no Kimyou na Bouken: Mirai he no Isan HD Trophies
Crash and Burn (Bronze): Down an opponent while they are Stand Crashed.
Mad with power (Bronze): Down an opponent with a Super Combo.
Never saw it coming (Silver): K.O. N'Dool via Perfect in bonus stage.
Out of the Cage (Bronze): Win one Ranked Match online.
Patty Cake, Patty Cake (Silver): Activate a Blazing Fists match.
Show and Tell (Bronze): Upload replay data.
Standing the Test of Time (Gold): Complete Story Mode or Challenge Mode for any character on any difficulty without using continues.
Stardust Crusaders (Silver): Win a fight with 22 different characters.
Strong and Attractive (Bronze): Raise Mahrahia's magnetic power to maximum level.
The Kid gloves are off (Bronze): Down an opponent while in child form.
The World is your Oyster (Silver): Counter a time-freeze.
This is where you fall down (Bronze): Down an opponent without using a Super Combo or Tandem Attack.