There is no correlation between Wins and Cost and there are no clusters. The values are standardized.
Wins Cost
Power Treads 3.006587 -1.041167
Manta Style 3.038153 0.656100
Bloodthorn 1.757555 1.663852
Blade Mail 0.730530 -0.669890
Radiance 0.660025 0.894778
Wraith Band 0.340735 -1.515872
Magic Wand 0.142092 -1.545044
Orchid Malevolence -0.089652 0.059404
Eye Of Skadi 0.307171 1.027377
Aghanim'S Scepter 0.244467 0.443942
Aghanim'S Shard 0.078535 -1.041167
Abyssal Blade 0.206460 1.571033
Skull Basher -0.065083 -0.258833
Diffusal Blade -0.253171 -0.457732
Butterfly -0.011035 0.854998
Nullifier -0.097731 0.722399
Black King Bar -0.576300 0.364382
Bracer -0.640421 -1.515872
Heart Of Tarrasque -0.542580 0.921298
Disperser -0.575988 1.239536
Monkey King Bar -0.701828 0.815219
Phase Boots -0.726850 -0.988128
Urn Of Shadows -0.762715 -1.316973
Hand Of Midas -0.782567 -0.616851
Scythe Of Vyse -0.734511 1.159976
Vanguard -0.786115 -0.882049
Orb Of Corrosion -0.792136 -1.293106
Boots Of Travel -0.785257 -0.457732
Refresher Orb -0.790887 0.868258
Moon Shard -0.797485 0.337862