Read this guide on Fire Emblem: Three Houses' DLC Paralogue, Black Market Scheme. This guide includes info on how to get Vajra-Mushti, Leicester Dicers Corps, Timotheos Magi Corps.
Table of Contents
How To Unlock Paralogue Black Market Scheme
Scout Balthus & Hapi
After you've beaten Cindered Shadow's side story, you can scout Balthus and Hapi in Abyss. By having them in your party, the paralogue Black Market Scheme appears after Chapter 7 of the main story. Note that this paralogue is available only until 2/22.
Learn What Other Secrets Are Hidden After Beating DLCParalogue Black Market Scheme Quest Reward Items
You Can Get Vajra-Mushti
As a reward, you can get Vajra-Mushti, the mysterious relic (Crest of Chevalier) Balthus used in the DLC story. Crest-bearers can use Eviscerate.
You Can Get Two Battalions
As a quest reward, you can also get two battalions; Leicester Dicers Corps and Timotheos Magi Corps.
Leicester Dicers Corps
Timotheos Magi Corps
Black Market Scheme Strategy Guide
Gather Your Allies In One Place
The initial position of your allies is quite scattered out. Try to avoid fighting alone and gather up in one place.
Wipe Out Reinforcement First
The Baron Ochs (boss) and two wizards aside won't move until you get close to them. Focus on defeating all other enemies including the reinforcement
Boss Transforms To Beast
The Baron Ochs will transform himself into a Beast once his HP reached zero. Surround the beast and break the shield by attacking with Gambits.