Harder Than Wolves

Obsidian generator

A simple machine that converts lava into obsidian in a significantly more resource efficient way

A smelting setup processing through gold

A metal forge with a source of fire below is needed to smelt iron, gold, and some other resources at high temperature

View of a machine room

New machines are added by this mod which are not direct upgrades but rather specializations for new purposes

Multi-block structure for the mystical infuser

A special crafting table needed for fusing together advanced machines and tools

Monster siphoning facility

Mystical rocks are charged from the energy of the mob spawner which is required to power the mystical infuser

Nether portal with the new structural requirements

Accessing the Nether is a lot harder and requires getting through multiple ages of technology before being able to enter it. The portal on the Nether side is not affected by this