The Hollows 8

The Hollows 8 is a level in The End is Nigh. It's connected to The Hollows 7 from the left and The Hollows 9 from the right, and a "???" area from the right.

Collectables
The Catastrovania cartridge is found here. There is a breakable wall that you can break through on the top ledge. Break through it to get the cartridge.