Opaque
Opaque appears to refer to four acts. Firstly: Morten Aasdahl Eliassen, a rapper from Ellingsrud, Oslo. Born 25.09.1976. He raps on english, but have made songs on norwegian under the nickname Mae. Opaque started with rap and graffiti in the early 90's. He was in a group called Valuable Scamps with Jan-Erik «Small MC» Nøkleby, Kenneth «Kennybong» Engen and DJ Daniel Gude. They got a record deal, but didn't release any albums.
Jesse Jones
He's Jesse Jones from TP. He's King Kong.
Apollo
There are multiple artists with this name: Apollo was formed in 1969. They released one album, Apollo (1970). Their music was occasionally heavy and the band sounds like Led Zeppelin or Procol Harum, with little bit King Crimson in it. Members have been in other Finnish progressive projects.
2) Apollo Indie Dance / Post Punk band from Ballarat, Australia. They Began mid 2009 when two kids decided to constructively channel their boredom in the form of melodic sound.
Diaz
Diaz is a rap artist from Jessheim, Norway who has been rapping since the late 80s. He has always been a part of the inner circle of Tommy Tee's Tee Productions click, and was featured on various releases by among others Warlocks, N-Light-N and T.p Allstars before releasing his solo debut "2050" (after Jessheim's postal code) in 2000. The album was produced entirely by Tommy Tee and featured the Tee Productions fam as well as several Swedish and American rappers such as Petter (with whom he had the hit "Crossing borders" in 1999)...