🧠 Early Access Jan 2026

StarRupture LEM Tier List

Complete ranking of Limbic Enhancement Membranes in StarRupture. Combat, movement, and survival modules ranked by effectiveness and utility.

Combat (Red)
Movement (Blue)
Survival (Green)
S
Must Have / Best in Slot
Top-tier LEMs that significantly boost your effectiveness
Greater Lifegiver
Survival

The best survival LEM in the game. +40 max HP is a massive boost to survivability, especially in late-game encounters with tough enemies.

Effect
+40 Max HP
Rarity
Greater
Priority
Very High
Unlock: Griffits Blue Corp Lv11 or Selenian Corp Lv11, also found in NE outpost building
Greater Scalper
Combat

Essential for farming research items. +40% item drop chance makes a huge difference when fighting Goliaths and Flingers.

Effect
+40% Drop Rate
Rarity
Greater
Priority
Very High
Unlock: Found in exploration, enemy drops
A
Excellent Choice
Strong LEMs that enhance your build significantly
Endurancegiver
Movement

Best movement LEM for exploration. +50% max stamina lets you sprint and dash much longer without stopping.

Effect
+50% Max Stamina
Rarity
Standard
Priority
High
Unlock: Found in specific building locations
Greater Shieldgiver
Survival

Excellent defensive option. Provides shield regeneration or bonus, stacking well with Greater Lifegiver for maximum tankiness.

Effect
Shield Bonus
Rarity
Greater
Priority
High
Unlock: Corporation rewards, exploration
Runner
Movement

Great for sustained mobility. +35% stamina regeneration means less downtime between sprints.

Effect
+35% Stamina Regen
Rarity
Standard
Priority
High
Unlock: Exploration, old base camps
B
Solid / Situational
Good LEMs for specific builds or playstyles
Greater Slide
Movement

Niche but powerful for slide-heavy playstyles. +70% stamina regen during slides rewards aggressive movement.

Effect
+70% Slide Regen
Rarity
Greater
Priority
Medium
Unlock: Exploration
Resurrector
Combat

Essential for co-op play. -35% revive time can save runs when teammates go down in dangerous situations.

Effect
-35% Revive Time
Rarity
Standard
Priority
Medium (Co-op)
Unlock: Exploration, enemy drops
Airjumper
Movement

Adds vertical mobility options. Useful for reaching elevated areas and dodging ground-based attacks.

Effect
Air Jump
Rarity
Standard
Priority
Medium
Unlock: Exploration
C
Early Game / Filler
Basic LEMs that get replaced as you progress
Lesser Life
Survival

Entry-level survival LEM. +12 HP is helpful early but quickly outclassed by Greater Lifegiver.

Effect
+12 Max HP
Rarity
Lesser
Priority
Low
Unlock: Early exploration
Lesser Scalper
Combat

Basic drop rate boost. Use until you find Greater Scalper.

Effect
+15% Drop Rate
Rarity
Lesser
Priority
Low
Unlock: Early exploration, enemy drops
💡 LEM Station: Unlock the LEM Station by reaching Level 4 with Future Health Solutions corporation and completing the corresponding mission.
⚠️ Early Access Notice: StarRupture entered Early Access on January 6, 2026. LEM effects and availability may change with future patches.

Related: All Tier Lists · Weapons Tier List · Base Locations