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Delta Evolution

by WhatDaMatter

Delta Evolution, made by WhatDaMatter, brings Deltarune-inspired alien evolution content to Minecraft 1.20.1 on Fabric and Forge.

FabricForgeClient and serverMIT License1.20.1

What it does

Delta Evolution draws its theme from the Deltarune games, adding alien evolution features and characters such as Roaring Knight transformations and Ralsei-related content. Players can take on the evolved forms and use the weapons included in the mod, such as the menacing Devilsknife. Goat smoke effects also appear in the content. The mod is distributed under the MIT License and is not open source. Files are available for Fabric and Forge, built for Minecraft 1.20.1 only, with version 0.1.2 published on 2026-03-14 for both loaders. Client and server both need the mod installed.

Key features

  1. Alien evolution

    Players can progress through alien evolution forms themed on the Deltarune games.

  2. Roaring Knight transformation

    A Roaring Knight transformation is included as one of the evolved states.

  3. Devilsknife weapon

    The Devilsknife is a menacing weapon added to the item set.

Compatibility

Latest build for each game version and loader.

1.20.10.1.20.1.2
ReleaseBetaAlphaNot available

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

Questions

Does Delta Evolution need to be installed on both sides?

Yes. Servers that run it need every player to install it too.

Which loaders does Delta Evolution support?

Files are published for Fabric and Forge, both for Minecraft 1.20.1 only.

What the author says

DELTA: Evolution, a silly little mod made by two people. This mod adds things like, the roaring knight as a transformation in alien evolution, the Devilsknife, a very powerful and menacing weapon, and ralsei, a goat who smoke.
WhatDaMatter, on the Modrinth page

Official listing

Owner
WhatDaMatter
Published
2026-03-11
Updated on Modrinth
2026-03-14
Facts verified
2026-10-15
Open on ModrinthCompare