Level 84 solution

Solver-verified route

1. Slide Block 1 up.
2. Slide Block 2 down.
3. Slide Block 4 right.
4. Slide Block 5 right.
5. Slide Block 6 down.
6. Slide Block 3 left.
7. Slide Block 1 left.
8. Slide Block 1 up.
9. Slide Block 5 left.
10. Slide Block 5 up.

A clean exit route in 10 slides — fewer slides than this on your own run means you beat the solver's par.