
Inferno - Hardcore
Transforms Minecraft's hardcore mode into an unforgiving survival experience.
About this Mod

Disclaimer:
This mod adds changes to vanilla to make it harder and is designed to be used with the Inferno modpack.
It will still work if you download it without the pack but for a better and cleaner experience, play with the modpack.
Modpack link: Inferno - Better Hardcore
Full list of current features:
Spoiler
You can't get one-shot from full hp (except fall damage).
Thunderstorms are a little bit more intense. I would recommend crafting a lightning rod.
Hostile mobs now spawn with random potion effects.
Hostile mobs are modified.
Every zombie that spawns will be a baby.
Saturation is heavily nerfed.
Hunger drains much faster.
Starvation is more severe.
Defeating the Wither is a necessary for going to the end (configurable).
Every trade with a villager results in them being smited by lightning (configurable).
Burning will persist until you enter water.
Using a Totem of Undying will consume 2 maximum hearts and they won’t activate if you're already at half a maximum health (configurable).
Weather conditions affect mob spawns.
Most piglins are replaced with a piglin brutes.
Available Versions
How to Install Inferno - Hardcore on Your Server
Order Server
Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).
Set forge Loader
In the panel under "Egg", select the forge loader and matching Minecraft version (1.21.4).
Install Mod
Open the mod browser in the dashboard and search for "Inferno - Hardcore". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.21.4, 1.21.3, 1.21.2 (+1 more)
Server-side
✓ RequiredRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
Inferno - Hardcore server crashes on startup – what to do?
Most common cause: wrong forge version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 3 GB RAM is allocated and the loader matches the mod version (1.21.4). You can switch loaders with one click in the panel.
Is Inferno - Hardcore compatible with forge and neoforge?
Inferno - Hardcore officially supports forge, neoforge for Minecraft 1.21.4, 1.21.3, 1.21.2. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with Inferno - Hardcore – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Inferno - Hardcore consumes the most tick time. Common fixes: reduce server view-distance to 8-10, install "performant" or "starlight" as supplementary mods on Forge. With Mado Hosting, your server runs on NVMe SSDs with dedicated CPU cores for minimal latency.
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Rent Modded Server
Install Inferno - Hardcore with just one click on your server.