SCUM is a hardcore survival sim set on a prison island where contestants fight for a broadcast audience. Its standout feature is a metabolism system that tracks your vitamins, hydration and body composition in unusual depth.
New to the game? Start with our beginner's guide first.
Quick Progression Summary
| Phase | Area | Focus | Build |
|---|---|---|---|
| 1. Start | A0 and B0 coastal zones | Deep metabolism system basics | Combat raider |
| 2. Early | Airfields | Skill and attribute leveling mastery | Combat raider |
| 3. Mid | Military bunkers | Mech and puppet threats + gear | Stealth scavenger or Combat raider |
| 4. Late | Towns and gas stations | Build optimization | Stealth scavenger |
| 5. Endgame | Forest hunting grounds | Min-max | Stealth scavenger or Vehicle nomad |
See our maps guide for detailed area breakdowns.
Phase 1: Getting Started (A0 and B0 coastal zones)
A0 and B0 coastal zones is the starting area where you learn fundamentals.
Level/Difficulty: Beginner Key Rewards: Progression materials and gear upgrades
What to Do in A0 and B0 coastal zones
- Learn Deep metabolism system. The game models calories, hydration, vitamins and weight, so your diet directly changes stamina, healing and carry capacity.
- Pick Combat raider as your starting build. See our builds guide for why.
- Acquire your first equipment upgrade: AK family rifles or whatever's available.
Phase 1 Checklist
- Understand Deep metabolism system fundamentals
- Combat raider selected and functional
- A0 and B0 coastal zones main content cleared
- Ready for Airfields
Phase 2: Early Game (Airfields)
High tier military zones with strong weapons, armor and heavy mech patrols.
Level/Difficulty: Geared players Key Rewards: Top weapons, armor, military ammo
What to Do in Airfields
- Work on Skill and attribute leveling. Strength, Constitution, Dexterity and Intelligence govern skills that improve through use, shaping crafting, combat and movement.
- Farm for AK family rifles if you haven't already.
- Complete all objectives before pushing to Military bunkers.
- Consider whether Stealth scavenger might suit your playstyle better than Combat raider.
Phase 2 Checklist
- Skill and attribute leveling integrated into gameplay
- AK family rifles acquired
- Airfields fully cleared
- Ready for Military bunkers
Phase 3: Mid Game (Military bunkers)
Military bunkers is the mid-game skill check.
Level/Difficulty: Intermediate Key Rewards: Progression materials and gear upgrades
What to Do in Military bunkers
- Master Mech and puppet threats. Robotic sentries and infected puppets patrol the island, forcing stealth and careful routing around loot hot spots.
- Start working toward M82 sniper. It's the best equipment and becomes accessible around now.
- Start investing in Looting and base building for the tactical depth you'll need going forward.
Phase 3 Checklist
- Mech and puppet threats mastered
- M82 sniper acquired or in progress
- Military bunkers fully cleared
- Ready for Towns and gas stations
Phase 4: Late Game (Towns and gas stations)
Towns and gas stations is the late-game area with advanced content.
Level/Difficulty: Advanced Key Rewards: Progression materials and gear upgrades
What to Do in Towns and gas stations
- Finalize your build. You should be running Stealth scavenger or Combat raider with optimized gear.
- M82 sniper should be your primary. If you don't have it yet, prioritize getting it.
- Vehicle recovery and repair optimization starts here.
- Farm this area for the resources needed to push into Forest hunting grounds.
Phase 4 Checklist
- Build fully optimized
- M82 sniper upgraded to max
- Towns and gas stations fully cleared
- Ready for Forest hunting grounds
Phase 5: Endgame (Forest hunting grounds)
Forest hunting grounds is the endgame zone with the hardest challenges.
Level/Difficulty: Expert Key Rewards: Progression materials and gear upgrades
What to Do in Forest hunting grounds
- Forest hunting grounds tests everything. Come prepared with your best build and gear.
- The endgame loop: run Forest hunting grounds, optimize gear, push harder content.
- Experiment with Vehicle nomad for a fresh take once you've mastered the standard builds.
- This is where Vehicle recovery and repair mastery separates good players from great ones. See our tips guide for advanced strategies.
Phase 5 Checklist
- Endgame content on farm
- Best-in-slot gear acquired
- Forest hunting grounds fully cleared
- Ready for challenge content
Common Progression Mistakes
- Ignoring the metabolism panel until starvation tanks stamina at the worst moment.
- Sprinting loudly through military zones and pulling every puppet at once.
- Keeping all loot in one base with no buried backup before a raid.
- Eating spoiled meat and triggering illness that wipes out vitamin levels.
- Leaving a repaired vehicle in the open where it advertises your position to raiders.
Key Tips for Smooth Progression
- Track your hydration and calories constantly, since a starving character loses stamina and heals slowly.
- Loot military zones in short crouched trips so you never get cornered by puppets and sentries.
- Train skills through repeated use early, since attributes gate the crafting and movement you rely on later.
- Bury a backup stash away from your main base so a raid never wipes all your gear at once.
- Cook and eat fresh meat quickly, because spoiled food causes sickness that drains your vitamins.
For more advanced strategies, see our tips & tricks guide.
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