A multiplayer fantasy game featuring idle rpg elements is Firestone: Online Idle RPG. To defeat enormous bosses, gather heroes, improve their weapons and abilities, and send them into pointless combat! The decision is yours whether to engage in PVP or chat with guildmates.

Guides
Firestone: Online Idle RPG – Jewel Enchanting Achievement Guide
How to Get Jewel Enchanting Achievement This achievement is only available, if you already have diamond chests or higher, from 100 campaign stars in the shop/transmutaion/quests/check-in/bp etc. and from 110 […]