Dream

Hello for this mod you will need JEI and GekoLib 

Features: 

This mod adds dream ingots Which can be found underground  and can be traded with Dream Maker (villager type)

you can build a portal with dream blocks and light it with the Dream Lighter in there you can find structures 

and after go to the nightmare dimension and find the boss and TRY to defeat him ;) rest is a mystery find everything and solve the puzzle

Good luck