Houndead

The Professor Collect all Artifacts.

Stardust Crusaders Cleared Story Mode Part 3.

Trials – Chapter VII Complete all the trials for Chapter VII

School's Out Reach the end of the School.

Come prepared or not at all. Pulled off a zoomed-in taunt.

Platinum Get a Platinum medal on any challenge.

Otherworld Reach the other side.

The Armorer Collect all Circuits.

Return Fire Catch any object tossed by a Hydra; and throw it back.

Wrecking ball Kill 5 enemies by smashing them with an object tethered to your vehicle with the grappling hook.

Trials – Chapter VI Complete all the trials for Chapter VI

Summon Night Survive 15 minutes with Syuuto Moonspell.

Topaz Pizazz Find the hidden Yellow Gem

Gun Collector Collect all Weapon Parts.

Awww Yeah... Perform every combat move in the game (excluding combos that require Rank 3 Saber).

Level Up Reach Level 10 with any Squad Member

Finally Grow A Pair Complete Chapter 5: "Emergency Care"

The Ol' One-Two In CitC, used all eight different vigor combos to deliver the killing blow on an enemy.

Tree Droppings Find the source of the Bumpa Berries

Complete a Timed Challenge using all 3 Boost types in the Hawker Mech Awarded when you complete any Timed Challenge driving the Hawker Mech having used all 3 boost types

The Truth Reach the end of the Apartment level.

I'd feel safer in jail! Cleared Episode 3 in Story Mode Part 4.

Bonded Execute the Bonds of Battle.

Up to the Challenge 2 Complete 50 challenges.

Living Legend Complete the game without dying, regardless of difficulty level.

Flash Arrow Survive 15 minutes with Keitha Muort.

Trials – Chapter X Complete all the trials for Chapter X

Insatiable Adventurer Clear all 9 stages without returning to town.

Nasty Headache Perform 5 Head Shots in a row with any weapon except the Big One. You know which.

Not a scratch! Completed the ninja course without getting hit.

Let's have a nice chat over some tea! Purchased 100 gallery items.

Liberation Found all audio logs about the infamous "Liberator"

First we need strength! Cleared Episode 1 in Story Mode Part 5.

One hell of an experience! Cleared Episode 6 in Story Mode Part 4.

Your "end" has no ending! Successfully performed Giorno's "Your "end" has no ending!" GHA.

Trials – Chapter IX Complete all the trials for Chapter IX

"Less Talking, More Walking" Clear Episode One in Countdown Mode.

Now I understand... Cleared Episode 1 in Story Mode Part 6.

Trials – Chapter II Complete all the trials for Chapter II

It Lives! It Sniffs! It Conquers! Acquired the Iron Maus gear

Diamond is Unbreakable Cleared Story Mode Part 4.

Altered Beast Pet the sad dog.

Only Good Guys Win Medals Get all medals in Episode One.

Competitor Get a Silver medal on any 5 challenges.

Back To Where You Belong Play as Batman and send all Gotham villains through the Arkham Transitions

For the Good of Mankind Finish the game after corrupting the Utopia protocols

Vento Aureo Cleared Story Mode Part 5.

Pacifist Clear the "Namui Lake" level without shooting with the peticopter.

Fudge Them Up! Defeat 50 enemies with physical attacks in the main campaign.

Memento Collector Find all mementos in single player campaign in a single playthrough