Crocodile creates a huge gouge in the ground of the Royal Palace with his Desert Spada, through pulverization judging by the after-effects.
This is a re-calc of Cin's calc using Cobra's official height as a measuring reference.
Cobra's Height = 42 px = 182 cm
Door Width = 314 px = 1360.67 cm
Door Width = 27 px = 1360.67 cm
Desert Spada Length = 365 px = 18394.24 cm
Desert Spada Depth = 63 px = 3174.9 cm
Desert Spada Width = 149.352818135 cm
Volume = 8722185547.95 cm^3
8722185547.95 cm^3 * 214.35 = 1,869,600,500,000 joules
1,869,600,500,000 joules = 446.845 tons
Crocodile's Desert Spada = 446.845 Tons [Multi-City Block level]