Raiden Set
The helmet and leggings grant debuff immunities, while the chestplate and boots grant buffs!
The Sundowner Set
The helmet grants night vision, the boots grant slowfall, and the chestplate and leggings grant stacking resistance!
Block Set 2
The machinery blocks you can make or find in the world. The last "metal" block, the Elevator, is in this set.
Armor Forge
A new crafting station that allows you to make the armor sets. Put in 64 iron blocks on the left, click a button, and the corresponding set appears on the right!
Nanomachines
These are all the types of nanomachines you can get, and they each have tooltips.
Jetstream Sam Set
The helmet grants no buffs, but the chestplate grants strength, the leggings grant speed, and the boots grant jump boost.
The Weapons
This shows off every weapon (and their respective damage stat, with the exception of the rocket launcher.)
Block Set 1
A few of the blocks the mod adds, (almost) all the "metal" blocks.