Varrols

Leader of Links Perform a target number of linked artes.
Awarded to those who understand the value of teamwork.

Combo Artiste Perform a combo that exceeds a target number of hits.
Awarded to those whose skills pay the bills.

All Too Easy Complete a stage on Mania difficulty.

Pimp Car Fully upgrade one car in Story mode.

Bullet Train Take out a guard with a silenced pistol, with a shotgun and with an SMG.

Hokkaido Escalated Complete Level 5 of an Escalation Contract set in Hokkaido.

Armed and Dangerous Reach Level 3 on any Sword with Lucia

Mass Exodus Set 22 puppet children free in a single playthrough.

Points III Score 50,000 points.

Zombie Apocalypse Survivor Obtained 50 pickups in Kamuro of the Dead.

Missed Flight Progress to the airport base in Story mode.

Is That a Mask, or Is That Your Face? Peek in on all the wrestlers' home lives.

Scavenger Find and take 80 items from the world.

Hot deal Put out the fires in the shopping mall.

Best. Clan. Ever. Create your own clan, complete with emblem.

Head First Kill 10 enemies with the Spectre demon in Multiplayer

Storyteller Riku Collect all Story entries in the D Report.

Cleared "The Three Kingdoms" Reached end of "The Three Kingdoms" scenario

Apex Controller Win a game as a controller character

Arms Race Reach Level 3 on any Gun with Dante

Overcoming the Darkness Clear Castle Oblivion B1F.

Road to Dawn Clear Riku's story mode.

Cleared "Battle of Chi Bi" Reached end of "Battle of Chi Bi" scenario

That was Fun Finish a 'Fun' Level

Web of Deceit Complete Chapter 5: Goblin Slums

Foot Sweep Heavy Action: Hit the enemy with a foot sweep 3 times. (Offline only)

Pursuit Agent Reach rank (19) Pursuit Agent as a Cop

Persistence is the Key Acquire all 3 Demon Key Artifacts in the main campaign

Transcendence Defeated Cor.

High Jumper Get a score of 120 points or higher in Tigger's Jump-a-Thon mini-game.

I Am Become Death Complete "I Am Become Death"

A Miserable Little Pile of Secrets Unlock all trophies for Castlevania: Symphony of the Night and Castlevania: Rondo of Blood.

Guess We Should Get Going Escape Action: Cancelled attack and performed an escape action 3 times. (Offline only)

Mister Master Obtained EX Rank on Haruka's Requests.

Everybody Can Change Completed the investigation of the boxing gym.

Dragon Fury Defeat 50 enemies with Dragon Spirit.

Arcade Stockpile Collect 20 bonus lives or relics in Arcade Mode

...But Can You Parallel Park? Make it through outer space without taking any damage.

The Devil's In The Details Purchase all of Dante's Skills

Ultimate Enforcer Reach rank (20) Ultimate Enforcer as a Cop

The Only Way to be Sure Finish Campaign 4

Public Enemy No. 1 Reach 6 wanted stars.

Superbeast Unlock the super car in Story mode.

Cleared All Scenarios Reached end of all scenarios

True Grymoirian Obtained every trophy.

Dance The Night Away Flip Stance 10 times with a Kombat Pack 2 character during a Fatality sequence in an Online match

Half Performance, Half Raw Power Win all the Coliseum's tournaments.

Back Me Up Cancelled attack and performed a Partner Blitz 3 times. (Offline only)

Chapter 1 Speedrun Complete a Speedrun of Chapter 1 below the target time.

Periodic Riddle Ushah has been given a "riddle" from
Fiona that uses elemental symbols, but
has no idea what the answer is.
This doesn't seem related to the case...
but why not help him find the answer?