Headbangers

sh=12

No white King

Headbanger (2:8 Leaper) in h1

Sol. 1. g5 2. g4 3. g3 4. g2 5. gxh1=HB 6. HBa2 7. HBh3 8. HBa4 9. HBh5 10. HBa6 11. HBh7 12. a6, Nec6=

Will it work? I don't know & I don't care: it's only rock'n'roll and I like it :)