Well let me tell you somthin'

If you read the title of this post you should know that it's about Nano Rath. Albedo has captured Rath and is hiding in Mojo's volcano. You talk to the wrath fan club members and fight Albedo and get Nano Rath.

Penguin Plans

In Orchid Bay The Ice King is not getting along with newly added Gunter. Penguins are going into door and aren't coming out! So you investigate and find the door which is really a fusion portal where you find Fusion Gunter and his Ice titans and after you kill FG you get nano Ice King.