Modrinth · Minecraft mod
Ageing Mobs
This mod allows mobs to age and transform
Quick answer
Which Ageing Mobs release should I use?
Ageing Mobs 1.3.2 targets 1.19.2 with Forge. Installation on the client is optional. Installation on the dedicated server is optional. No extra mods listed for this file.
Where it goes
Is Ageing Mobs required on the client, server, or both?
Installation on the client is optional. Installation on the dedicated server is optional.
The source marks this as usable on both the client and server.
What else does Ageing Mobs 1.3.2 need?
1.3.2. Change the file and its required mods may change too.
This file does not list any required mods. Do not add a library just because a different file uses it.
We only count dependency files that match this setup. A file for another loader does not fill the gap.
Before you install it
Add Ageing Mobs without breaking your instance.
Built for Ageing Mobs 1.3.2. Pick another file and the loader, install side or required mods may change.
- 01
Stick to this file
Use 1.3.2. It targets 1.19.2 with Forge; another release may have different loader, side or dependency requirements.
- 02
Bring the mods it needs
This file does not list any required mods. Do not add a library just because a different file uses it.
- 03
Put it on the correct side
Installation on the client is optional. Installation on the dedicated server is optional.
- 04
Pick the file you checked
Use the “Get this file” button beside 1.3.2. It opens that exact file at the source.
About this project
What does Ageing Mobs add?
This mod will allow certain mobs to age under certain conditions, when they reach this condition they will transform in to a different mob.
Mobs that can age by default using this mod:
- Creeper to Charged Creeper
- Zombie to Husk
- Husk to Zombie
- Baby Zombie to Zombie (also Baby Husk to Husk)
- Villager to Vindicator
- Vindicator to Evoker
- Guardian to Elder Guardian
- Endermite to Shulker
- Skeleton to Stray
- Stray to Skeleton
- Rabbit to Killer Rabbit
- Cow to Mooshroom
- Bat to Vex
- Skeleton to bow wielding Wither Skeleton
- Slime to Magma Cube
- Creepers slowly age in thunderstorms, when they reach a certain age they can transform in to a charged creeper
- Zombie ages in hot biomes and will eventually change in to a husk
- Husks will age in cold biomes and will eventually turn in to a zombie
- Baby zombies will age over time eventually allowing them to grow up
- Villagers that are kept in dark places for to long will age and eventually turn in to a vindicator, their age will decrease while they are in light
- Vindicators with magical items near them (Bookshelves, Brewing stands and enchantment tables by default) will age and eventually turn in to a evoker
- Guardians will age over time and after a long time they will turn in to a elder guardian
- endermites will age over time, when you name these creatures they can stay alive much longer and will allow them to age to a point where they can burry themselves in purpur blocks, allowing the purpur block to eventually turn in to a shulker
- Skeletons in cold biomes will age and over time freeze in to a stray
- Strays will age in hot biomes this allows them to convert in to a skeleton
- rabbits left alone in darkness will allow them to age until they reach the feared age and turn in to a killer rabbit
- Cows on top of Mycelium or with mushrooms nearby will age over time and eventually turn in to mooshrooms
- bats will slowly age over time until they eventually transform in to a vex, Be careful while caving!
- Skeletons in the nether will age and eventually burn up to a wither skeleton, their bow still seems to be intact
- Slimes that found their way to the nether will age and over time adapt to the heat of the nether allowing them to turn in to magma cube
CraftTweaker support
Adding new conversions is fairly easily done through CraftTweaker. For info on the CraftTweaker support check the Wiki

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Project description from Modrinth.
Pick your setup
Ageing Mobs by Minecraft version and loader
Choose the version and loader you play, then open the matching release.
26.3
1 loader build26.2
1 loader build26.1
1 loader build1.21.11
1 loader build1.21.10
1 loader build1.21.1
1 loader build1.21
1 loader build1.20.4
1 loader build1.20.1
2 loader builds1.20
1 loader build1.19.4
1 loader build1.19.3
1 loader buildShowing the newest 12 of 18 game versions. Older files are in the list below.
Check the dependencies, then try the file in a copied instance before changing a world you care about.
Recent files
Ageing Mobs versions and loaders
11.0.0
Ageing-Mobs-26.3-11.0.0.jar
13 Nov 2026
10.0.0
Ageing-Mobs-26.2-10.0.0.jar
7 Aug 2026
9.0.0
Ageing-Mobs-26.1-9.0.0.jar
25 Mar 2026
8.0.0
Ageing-Mobs-1.21.11-8.0.0.jar
23 Mar 2026
7.0.0
Ageing-Mobs-1.21.10-7.0.0.jar
31 Oct 2025
6.2.1
Ageing-Mobs-1.21.1-6.2.1.jar
28 Feb 2025
4.3.2
Ageing-Mobs-1.20.1-4.3.2.jar
28 Feb 2025
4.3.1
Ageing-Mobs-1.20.1-4.3.1.jar
23 Feb 2025
4.3.0
Ageing-Mobs-1.20.1-4.3.0.jar
23 Feb 2025
4.2.0
Ageing-Mobs-1.20.1-4.2.0.jar
22 Feb 2025
6.2.0
Ageing-Mobs-1.21.1-6.2.0.jar
20 Feb 2025
4.1.0
Ageing-Mobs-1.20.1-4.1.0.jar
9 Feb 2025
Looking for an older file? The official Modrinth project page is in Resources.