There is no correlation between Wins and Cost and there are no clusters. The values are standardized.
Wins Cost
Phase Boots 4.050124 -1.157430
Black King Bar 3.293200 0.339993
Wraith Band 1.742065 -1.741718
Aghanim'S Shard 2.125167 -1.216152
Blade Mail 1.714629 -0.805095
Sange And Yasha 1.633145 0.369354
Aghanim'S Scepter 1.631091 0.428077
Radiance 1.445983 0.927218
Magic Wand 0.721742 -1.774016
Mjollnir 0.913762 1.191469
Maelstrom 0.182314 -0.452760
Skull Basher 0.489250 -0.349996
Gleipnir 0.554171 1.279553
Abyssal Blade 0.512199 1.675929
Power Treads 0.130223 -1.216152
Bloodstone 0.162649 0.545522
Butterfly 0.019106 0.883176
Eternal Shroud -0.049929 -0.217870
Monkey King Bar -0.166621 0.839134
Boots Of Travel -0.238667 -0.570205
Arcane Boots -0.333456 -1.274875
Silver Edge -0.341428 1.162108
Satanic -0.341525 0.927218
Eye Of Skadi -0.323455 1.074024
Bracer -0.443685 -1.741718
Linken'S Sphere -0.365329 0.662967
Kaya And Sange -0.416127 0.369354
Shadow Blade -0.538876 -0.276593
Manta Style -0.480133 0.662967
Heart Of Tarrasque -0.441214 0.956579
Diffusal Blade -0.546534 -0.570205
Orb Of Corrosion -0.535882 -1.495084
Null Talisman -0.529493 -1.741718
Shiva'S Guard -0.454733 0.809773
Bloodthorn -0.528735 1.778694
Disperser -0.542818 1.308914
Meteor Hammer -0.445803 -0.628928
Nullifier -0.550299 0.736370
Hand Of Midas -0.596588 -0.746373
Daedalus -0.553784 0.956579
Orchid Malevolence -0.598735 0.002339
Vanguard -0.604624 -1.039985
Eul'S Scepter Of Divinity -0.584954 -0.496802
Bottle -0.591859 -1.641890
Assault Cuirass -0.575545 0.971260
Desolator -0.591692 0.017020
Dagon -0.600505 -0.364676
Heaven'S Halberd -0.605469 0.046381
Boots Of Travel 2 -0.593061 0.604244
Mage Slayer -0.609884 -0.570205
Harpoon -0.602656 0.604244
Crystalys -0.633123 -0.922540
Falcon Blade -0.631580 -1.377639
Echo Sabre -0.635567 -0.570205
Moon Shard -0.611739 0.310632
Yasha And Kaya -0.616040 0.369354
Refresher Orb -0.622068 0.897857
Blink Dagger -0.625651 -0.717011
Wind Waker -0.620956 1.969542