SetBlock-TNT Mod (1.21.4, 1.20.6) turns your survival or adventure gameplay into a chaotic explosion-fueled challenge by automatically placing TNT under your feet as you move. This mod constantly tests your reflexes, positioning, and survival skills in a world where every step could be your last. Depending on your health level, it even changes what appears beneath you from raw TNT to redstone-triggered charges. With built-in optimization and helpful visual effects like glowing, night vision, and real-time entity tracking, this mod creates a complete TNT-themed gameplay mode fit for events, custom maps, or hardcore chaos lovers.

Features:
- Automatically places TNT blocks beneath players with 5+ health in Survival or Adventure mode
- Replaces TNT with a redstone block and TNT stack when player HP drops to 4–1 points
- Converts TNT items in inventory into experience points
- Grants infinite night vision and glowing effect for all players
- Removes the darkness effect and enables keep inventory upon death
- Displays a visible death list on screen and HP bars in the player list
Optimization Features:
- Automatically clears fire blocks near players to reduce lag
- Removes TNT entities beyond a 20-block radius from any player
- Shows real-time entity count above the hotbar
- If 50+ TNTs are detected within a 5-block radius of a single TNT, they are auto-cleared to prevent crashes
Screenshots:





Requires:
Minecraft Forge or Fabric API or Quilt Loader or NeoForge Installer
Datapackets Functions LIB
How to install:
How To Download & Install Mods with Minecraft Forge
How To Download & Install Fabric Mods
How To Download & Install The Quilt Loader
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Why use SetBlock-TNT Mod?
This mod is ideal for streamers, content creators, and players who love chaotic Minecraft challenges. It transforms a normal survival session into a nonstop escape from explosions, with mechanics that adapt based on your health. You also get built-in quality-of-life features that make the chaos manageable, such as real-time counters and optimized entity handling. Whether you’re making a YouTube series, running a server event, or just want a ridiculous survival twist, this mod brings the boom and the balance.
FAQs
Does the TNT spawn every tick?
TNT is spawned continuously as long as the player’s health meets the required thresholds in Survival or Adventure mode.
What happens when my health drops below 5 points?
The TNT gets triggered with a redstone block beneath you, creating immediate explosions for added danger.
Can I play this mod in Creative mode?
No, TNT spawning only activates in Survival and Adventure modes to keep Creative gameplay unaffected.
Will this mod lag or crash my game?
It includes several optimization features to prevent entity overload, including automatic TNT and fire clearing near players.
Is this mod multiplayer-compatible?
Yes, it works in multiplayer settings, applying TNT logic individually to each player in Survival or Adventure mode.
Download links
- Forge/ Neoforge / Fabric / Quilt Version:download Download file