One Heart Mode
One Heart Mode makes Minecraft brutally challenging: players survive with only 1 heart (2 HP) forever. Perfect for hardcore and survival challenge fans!
⬇ Download on Modrinth**One Heart Mode – Hardcore Challenge Mod
Do you think you’re a true Minecraft survivor? One Heart Mode turns every game into a fight for life!
Players permanently have only 1 heart (2 HP).
Works in survival and multiplayer.
No cheats, no gimmicks – one mistake and it’s over.
Perfect for hardcore challenge videos, YouTube/TikTok content, or self-imposed survival trials.
💡 Extra Fun Ideas:
Combine with “No Natural Regeneration” for a super hardcore experience.
Try surviving against mobs, lava, and fall damage with just 1 heart.
🎯 Why You’ll Love It:
Extremely simple but surprisingly intense gameplay.
Easy to install – compatible with Forge or Fabric (depending on your build).
Lightweight and free – no extra dependencies required.
Challenge your friends and see who survives the longest in One Heart Mode!**
- Edition: Minecraft Java
- File type: .jar
- Minecraft versions listed: 1.21.1, 1.21.2, 1.21.3
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: Opens on Modrinth — not every file is mirrored on our own servers.
Install steps are the general flow for this file type — see the MC Java Mods guides for the full walkthrough.
- Ships as one_heart_mode-1.0.0-neoforge-1.21.1.jar — drop this file into the mods folder
- Download size: 7 KB
- Download link checked 7 Sept 2026 — working
These come from our own check of the pack file, not from the source page.