[1.7.10]SkyMyst - Quest: Rebuild the shattered world with RFTools. Jetpack and lemonade provided!

This pack was designed to be moderately challenging.

The terrain generation is floating islands over void and doesn't extend below
y=30; so there is no redstone, diamonds or gold (except the rare gold gravel) in
the overworld. You need to go to the Nether for nether ores to get these.

The terrain also has few caves so mob spawning can be quite intense.
The pack does have "Special Mobs" but those are...