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Shadow's of The Deep chapter one

by Roguetheproto

Shadow's of The Deep chapter one is a NeoForge mob mod in which horrors inhabit dark caves and ocean depths, with a boss fight and new weapons and gear for players who survive them.

NeoForgeClient and serverAll rights reserved1.21.4 – 1.21.8

What it does

The mod adds hostile creatures that live in dark caves and the deep ocean. Cavecry is an invisible shadow that cannot be seen against the sky and hunts players who dig into caves, and it applies a darkness effect. Creeptus is a new creeper type that hides like a cactus, does not explode, and shoots thorns instead. Weather in the mod can turn stormy and change lighting quickly, which adds to the tension underground.

Angler is a large sea monster that can grab a player and drag them out of a boat. Its fangs can be collected and crafted into a sword, a necklace and blocks for building a ship. The endgame boss, the Kraken, needs the Criptid Finder Mk1 to be located and fights in three phases. Its prize bag contains a set of items, including a new food called Calamari. The mod includes a warning about flashing effects and darkness.

The mod runs on NeoForge for Minecraft 1.21.4 – 1.21.8 and must be installed on both the client and the server. Its files target 1.21.4 and 1.21.8, with 1.1.0 for 1.21.8 as the latest release, first published on 2025-06-08. The code is not open source and is released under All rights reserved. Read this card with the Mobs category in mind, where the mod sits next to Cursed and Transportation content.

Key features

  1. Dark cave horrors

    Monsters including Cavecry hunt players in caves and deep oceans, with a darkness effect that makes exploration harder.

  2. Angler sea monster

    A large sea creature grabs players and drags boats under, and it drops fangs used for crafting.

  3. Creeptus creeper variant

    A creeper type that hides like a cactus, does not explode and shoots thorns at targets.

  4. Kraken endgame boss

    A three-phase boss that is located with a special tool and drops a prize bag with several items.

  5. Fang-based gear

    A sword with 6 damage and a fang necklace that makes the wearer swim faster, plus a ship tool built from fang blocks.

Compatibility

Latest build for each game version and loader.

1.21.81.1.0
1.21.41.0.0
ReleaseBetaAlphaNot available

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

How it compares

Full comparison

Kraken Mod is a NeoForge mod for 1.21.1 under the MIT License, and it is not open source. The Witch Horror is server-side only, runs on NeoForge for 1.21.1 – 1.21.5 and is released under All rights reserved. Reaper Leviathan is client and server, targets 1.21.4 and is released under CC0 1.0 Universal.

ModLoadersGame versionsEnvironmentUpdated
Shadow's of The Deep chapter oneNeoForge1.21.4 – 1.21.8Client and server2026-04-18
Kraken ModNeoForge1.21.1Client and server2024-12-09
The Witch HorrorNeoForge1.21.1 – 1.21.5Server-side only2025-05-24
Reaper LeviathanNeoForge1.21.4Client and server2025-06-08

Questions

Does Shadow's of The Deep chapter one need to be installed on the server?

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

Which game versions does the mod support?

Files exist for 1.21.4 and 1.21.8, and the latest file is 1.1.0 for 1.21.8, published on 2026-04-18.

How is the Kraken boss reached?

The Kraken requires the Criptid Finder Mk1 to locate it. The boss has three phases and drops a prize bag.

In the catalog

Shadow's of The Deep chapter one is one of 11,058 Mobs mods on ModsFinder, and one of 4,974 Mobs mods for NeoForge. 17,695 mods support Minecraft 1.21.8.

Similar mods

What the author says

WARNING, this is a horror mod and also an epilepsy warning, as the Cavecry uses the darkness effect a lot, and the kraken makes the weather stormy, among other things that change lighting fast The horrors that live in the dark and deep of caves and the ocean
Roguetheproto, on the Modrinth page

Official listing

Owner
Roguetheproto
Published
2025-06-08
Updated on Modrinth
2026-04-18
Facts verified
2026-10-15

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