Quick answer
Upgrade the system that removes the problem you are repeatedly hitting, not the item with the most impressive label. If survival is the blocker, use the defensive or recovery option shown by the current upgrade screen. If backpack space is the blocker, inspect the capacity path. If combat takes too long, test the weapon, armor or perk path that addresses that fight. If sales are the blocker, use the shop or sales route.
The current official release material confirms equipment, armor, perks, shop upgrades, sales perks and town progression. It does not prove one permanent best order or universal cost list for every player and save.
Match the upgrade to the blocker
| Repeated blocker | First path to inspect | Test question | | --- | --- | --- | | You lose the run before the objective is complete | Defensive or recovery option visible in the current client | Does the next outing last long enough to reach the same objective? | | The backpack decides what you can bring home | Backpack capacity or placement path | Does the extra space change the return decision? | | Enemies take too long or punish one approach | The weapon, armor or perk route that fits the encounter | Does one controlled change improve the problem in the next comparable fight? | | The shop session is the slow or weak step | Shop, display or sales-perk path | Does the change help the current selling task without creating a new bottleneck? | | The overall run is stable but progression is slow | The current town or shop progression option | Does the next unlock improve the next concrete run rather than only add a visible feature? |
This table is a decision framework, not a tier list. Keep the exact option, cost and version with the observation that supports it.
Run one upgrade test at a time
- Write down the blocker in one sentence.
- Record the current equipment, backpack, shop state or run result.
- Make one upgrade that directly addresses that blocker.
- Repeat a comparable task before changing another system.
- Keep the change when it creates useful capacity; otherwise return to the new blocker instead of defending the original choice.
The Version 1.0 announcement adds new equipment, shop upgrades and the Infinite Endless Vault. That makes it especially important to keep a release boundary around old upgrade advice.
When the answer is not a single order
Two players can face different first blockers. One may need safer dungeon access while another needs room to carry a shop session home. A “best upgrade” claim is only useful when it names the task, current build and trade-off.
Avoid publishing or copying:
- a permanent weapon ranking without current combat evidence;
- exact costs or unlock prerequisites from an older build;
- a fixed potion, armor or perk order for every save; or
- a shop upgrade recommendation that ignores the price and backpack loop.
Use Backpack and Relic Effects when space is the blocker and Perfect Price and Relic Pricing when the sales result is the blocker.
Common upgrade mistakes
Buying because an option is available
An available upgrade is not automatically the next useful upgrade. Connect it to the failure that keeps repeating.
Changing several systems after one bad run
If equipment, shop and backpack all change together, the next result cannot tell you what helped. Keep the test small.
Treating a creator build as a universal order
Creator footage can show a possible route, but difficulty, run goal, item state and Version 1.0 changes can alter the trade-off.
Frequently asked questions
What should I upgrade first in Moonlighter 2? Start with the system that removes the blocker you are seeing most often: survival, space, combat time, sales or shop progression.
Should I upgrade weapons before the shop? Use the next task to decide. If combat prevents a reliable return, inspect the combat path; if sales are the bottleneck after a successful return, inspect the shop path.
Is there a universal Moonlighter 2 upgrade tier list? The current official evidence supports several upgrade systems but not one permanent order for every player. Keep the recommendation tied to a named problem and current build.
Sources
- Moonlighter 2: The Endless Vault on Steam — official equipment, armor, perks, shop and progression scope; checked September 6, 2026.
- Moonlighter 2 Version 1.0 launch announcement — current Version 1.0 equipment, shop and Endless Vault additions; checked September 6, 2026.
Last verified: September 6, 2026. Exact costs, unlock requirements, balance and best-in-slot choices require current-client evidence.