4 song -----> HELP

[viler]

Hi,
Please help to know artist of this songs.

1
2
3
4

Thanks.

 

[Mulla]

No.2 is on the Penitentiary ep on Biotic. Im 99% sure its 'Bad Dreams' by Facs, but it might be one of the others on there:
http://www.rolldabeats.com/release/biotic/bio004

No.3 sound familiar but I dont know what it is Im afraid