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Instant Punch

by immolatio

Instant Punch is a Forge mod for 1.12.2 that removes server-side lag from punches on mobs, so hits register without the delay.

ForgeClient and serverAll rights reserved1.12.2

What it does

Instant Punch targets a delay that Mojang added to the internal server in a later update, which players found made hits on mobs lag and feel slow. The mod removes that server-side delay so punches register immediately. Knockback on mobs stays fast, and the older feel of combat is restored.

Interpolation is kept, so mob movement still looks smooth rather than jerky. The mod is published for Forge on 1.12.2 only, and it runs on client and server, so the server and every player need it. Its license is All rights reserved, and the mod is not open source.

Key features

  1. Immediate mob hits

    Punches on mobs are handled without the server-side lag that the internal server introduced later.

  2. Fast mob knockback

    Mobs are pushed back quickly after a hit, restoring the snappier combat feel.

  3. Smooth animations kept

    Interpolation stays enabled, so mob movement still looks smooth rather than jerky.

Compatibility

Latest build for each game version and loader.

1.12.21.0.0
ReleaseBetaAlphaNot available

Only full game releases are shown. This mod publishes no snapshot builds.

Questions

Does Instant Punch need to be installed on the server?

Yes. Every player and the server need a copy of the mod.

Which game version does Instant Punch support?

Instant Punch is published for Forge on 1.12.2 only, with version 1.0.0 as the latest file.

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What the author says

When mojang added the internal server in 1.3 it introduced horrible lag in mobs and other stuff when it was instant before, this mod fixes it to restore it to its pre 1.3 glory with fast knockback on mobs, still keeps the interpolation though for smoothness and to prevent any buggy looking animations. This mod due to…
immolatio, on the Modrinth page

Official listing

Owner
immolatio
Published
2026-08-26
Updated on Modrinth
2026-08-26
Facts verified
2026-10-15