Managing your colony's wealth is the most critical survival skill in 1.4.3901. Every piece of high-tech DLC equipment spikes your total wealth, causing raids to become exponentially larger. Phase 1: The First 30 Days (Setup)
RimWorld 1.4.3901: The Ultimate Sandbox Experience with All DLCs
The story generators are enhanced by these systems, leading to more emergent, dramatic tales. Rimworld 1.4.3901 All DLCs
Historically, RimWorld DLCs operated in isolated silos RimWorld's update 1.4 makes its expansions play nicer together. Version 1.4 intentionally rewrote the rulebook by actively forcing systems from different expansions to communicate RimWorld update 1.4 blends the Ideology and Biotech ... . This structural overhaul allows your colony's culture to react dynamically to the bio-engineering and political frameworks around them Biotech expansion announced! Update 1.4 on unstable branch .
Officially, you can obtain this version via or GOG (Good Old Games). Managing your colony's wealth is the most critical
The Heir gains a unique "Ancestor Link" headdress slot. While worn, they occasionally receive "Flashbacks"—temporary, massive buffs to the skills the ancestor excelled in (e.g., +10 Shooting for 4 hours during a raid).
Assign roles like Production Specialists, who craft higher-quality items faster. This structural overhaul allows your colony's culture to
Create custom belief systems ranging from technocratic transhumanists to subterranean cannibal cults.
RimWorld Version: 1.4.3901 (current stable build as of early 2023; superseded by 1.5 in 2024) Included DLCs:
Biotech is the emotional heart of the 1.4 suite. The ability to raise children from birth to adulthood introduces long-term storytelling: a pawn who survived a pirate raid at 16 may now, at 45, hold their grandchild, only to watch them be kidnapped. Xenogenetics allows for mad-science experiments—a pawn with fire-breathing and UV sensitivity—but also for tragic hybrids. The mechanitor system offers a Faustian bargain: control deadly war machines, but at the cost of permanent coma-like “deadlife” threats if your signal fails.