Rygar from the old 8bit NES Platform.....The game really had no story line, music was awful, gameplay was buggy and it had a terrible ending after taking 5 straight hours to finish it....but I love it and still play it on emulator today!
Rygar (NES) Walktrought part 1/4 - YouTube
Close second NES Goonies II - although there was never a Goonies I, this one kicked a$$, it had the Goonies soundtrack in 8bit Nintendo bleeps and bloops
The Goonies II (NES) - NonTAS (Part 1 of 2) - YouTube