From Tekkenpedia

Final Stage 2
Walls	No
BG Music	Ground Zero Funk

Final Stage 2 is a stage in Tekken 5 and Tekken 5: Dark Resurrection. Final Stage 2 is similar to the Final Stage stage, except that there are no tornadoes in the background. There is only a grey background. The sky is mostly cloudy.

[edit] Trivia

• This stage is available after beating Devil Within or playing 200 battles.