I know, he's the greatest thing since talk radio and Bionicle!

Well, all the Matoran and Toa left Mata-Nui, and then the Bohrok devastated it, so when Mata-Nui rose, the island of Mata-Nui was a barren wasteland.

Wait, didn't the Voya and Mahri Nuians evacuate to Mata Nui?

So now there's, like, three times as many on it?

Where did they go?

Now I see why the Toa had to unleash the Bohrok swarms again. I guess that was their original purpose, too, before they were prematurely awakened?