Horizontal shmup. Complete levels 3, 6, and 9, using 'LSHIFT + X' to skip levels inbetween. Use 'LSHIFT + Z' to upgrade weapons and unlock corresponding achievements. ~10 minutes to 100%.
Horizontal shmup. Complete levels 3, 6, and 9, using 'LSHIFT + X' to skip levels inbetween. Use 'LSHIFT + Z' to upgrade weapons and unlock corresponding achievements. ~10 minutes to 100%.