update · June 25, 2026
Icarus Update Introduces the Tier 3 Cured Leather Backpack
Week 238 brings a craftable Tier 3 backpack focused on weight management and carry capacity, alongside extensive settlement system additions and performance fixes.
Week 238 of Icarus introduces the Cured Leather Backpack, giving players a new surface storage option built entirely from on-planet materials. This update also lays the groundwork for next week's MXC Oxite Dissolver while rolling out a massive changelog centered on settlement mechanics, audio fixes, and performance optimization.
New Tier 3 Storage
The Cured Leather Backpack is craftable at the Advanced Textiles Bench. Requiring a larger investment than the Tier 2 version, it retains the +6 inventory slot increase while doubling the weight reduction bonus to 10% for both ore and wood. Base carry capacity jumps from 5kg to 10kg.
Settlement and AI Overhauls
Settlement systems receive significant backend and gameplay expansion. NPCs can be assigned to tasks, switch to guard roles, and enter a cowering state during raids. Settlement buildings support partial resource recovery upon deconstruction, and random events feature new cost validation standards and duration tracking.
Performance and Visual Optimizations
Large texture optimization passes reduce asset resolutions from 4k to 2k where appropriate. Numerous mesh LODs and shadow issues receive corrections, and inventory right-click crashes are resolved.
Why this patch matters
Week 238 delivers practical mid-tier inventory progression while laying deep systemic groundwork for settlement management and upcoming endgame content.