What Puzzle is this called? I'm confuse...

[Stridernm]

Some people said this is called a "Pillow" cube? And I was wondering what's this cube ACTUALLY called.please let me, Thank you so much!

 

[V-te]

Pillowed mastermorphix

 

[Yes We Can!]

I think, that's a Meffert's puzzle (the pillowed one)... There were already Mastermorphinxes built by puzzle builders before

 

[Stridernm]

cool thanks! :]