Download MultiMC Pokemon mod here - MultiMC - Mediafire
How to setup mod:
- Download Java if you do not have it currently installed
- Download MultiMC mod above
- Extract folder to your desired folder
- Open MultiMC
- Sign into your Minecraft Account
- And click on the MultiMC 1.12.2
- Click on Multiplayer once the game loads and click on Direct Connect
- Enter mine.geekbeacon.org under Server Address and click Join Server