mythrilbagelsMost Potions people make are to make players invincible but mine are fair and are similar to vanilla potions. They are all in a command book so doesn't work well in survival mode. This book can help map makers with the custom potions and they aren't too powerful.
Caution: This Command Isn't Finished yet and more Potions will be added
mythrilbagels
enderofteamtdm
soccerhayden
axe_loco