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Trench Decay: Class Tier List

Last updated 2026-10-10Unofficial player article

Compare class roles for general squad play, understand mode-dependent recommendations, and choose a role worth your class progression.


For a general cooperative campaign, I would prioritize Medic and Quartermaster before buying a more specialized Trench Decay class. This editorial class tier list values squad sustain and practical support; Engineer becomes more attractive when fortifications are central to the mode you are playing.

This related gameplay video provides context for the campaign and equipment decisions below.

Demolisher + Lewis Combo / Roblox Trench : DecayWatch the related gameplay demonstration alongside the guide.

S tier: sustain the squad with Medic or Quartermaster

Medic handles healing, reviving, and Decay cleansing. Quartermaster supplies ammunition and guns and can work with weapon traits. Those jobs address problems that can interrupt an otherwise capable squad: players going down or a useful gun running out of support.

The recommendation assumes you want to help a cooperative group finish campaigns consistently. It does not mean every squad needs several copies of the same class. Pick the role you will actually perform, then let the rest of the team cover a different weakness.

General cooperative class priorities
TierClassesWhen the advice changes
SMedic; QuartermasterAnother teammate may already cover the support job.
AMarksman; Defender; EnlistedA clear rifle, blocking, or loot-running role raises their value.
BEngineer; SapperFortification or melee-focused play can move them ahead.
SpecialistInfiltrator; The DecayedSeparate access and playstyle need their own decision.

A tier: match a combat specialty to your habits

Marksman favors rifles and reconnaissance; Defender blocks damage and draws attacks. Enlisted focuses on loot running and survival. These roles are easier to value once you know what you tend to do during a run.

A player who reliably handles rifle threats can make Marksman more useful than a support class they never use. Defender similarly needs a willingness to occupy a defensive role. I place them below general support here because their value depends more directly on the task you bring them to.

B tier for general campaigns does not mean weak everywhere

Engineer specializes in structures, while Sapper emphasizes melee and movement. Their value rises when the campaign or mode rewards those jobs. A fortification-focused session can make Engineer a better choice than this general ordering suggests.

Infiltrator and The Decayed have separate access and more specialized identities. Do not turn a late or unusual class into a compulsory beginner purchase. The normal class route opens at Level 5 and commonly costs 150 Medals; those special classes are exceptions to that rule.

Buy a role you will progress

Class-specific actions earn skill points, which you spend under CLASSES in the lobby. Pick a role whose progression actions fit the way you want to play. Healing as Medic and building as Engineer support different habits.

Is this an official class ranking?

No. It is an editorial ordering for general squad support.

What if I mostly play defense?

Prioritize the role that serves that mode; the best-class guide explains choosing by task.

Next step

Trench Decay: Weapon Tier ListCompare the BAR, MG-08, and Aegis by campaign role, magazine handling, and defensive trade-offs in a small editorial weapon tier list.

Related reading

Trench Decay: Best Class for Your Squad

Match Medic, Quartermaster, Engineer, and combat specialists to the squad job you want, rather than buying a class only for its rank.

Trench Decay: Best Weapons for Your Campaign

Choose between the BAR, Lewis Gun, and MG-08 by combat role and handling, then keep weapon acquisition separate from bundle spending.

Trench Decay: Weapon Tier List

Compare the BAR, MG-08, and Aegis by campaign role, magazine handling, and defensive trade-offs in a small editorial weapon tier list.