There is no correlation between Wins and Cost and there are no clusters. The values are standardized.
Wins Cost
Power Treads 2.573403 -0.997285
Bottle 2.131264 -1.388642
Black King Bar 1.243480 0.433191
Kaya And Sange 1.608563 0.460182
Aghanim'S Shard 1.264420 -0.997285
Witch Blade 0.441699 -0.349522
Orchid Malevolence 0.385375 0.122805
Null Talisman 0.283970 -1.480408
Aghanim'S Scepter 0.639159 0.514162
Magic Wand 0.025453 -1.510097
Linken'S Sphere 0.083020 0.730083
Bloodthorn -0.094838 1.755707
Eul'S Scepter Of Divinity -0.573625 -0.336027
Scythe Of Vyse -0.400734 1.242895
Shiva'S Guard -0.611877 0.865033
Yasha And Kaya -0.716667 0.460182
Soul Ring -0.806361 -1.318467
Eternal Shroud -0.772941 -0.079621
Boots Of Travel -0.773920 -0.403502
Refresher Orb -0.789949 0.946004
Arcane Boots -0.845704 -1.051265
Wind Waker -0.817388 1.931143
Bloodstone -0.852026 0.622122
Meteor Hammer -0.846260 -0.457483
Veil Of Discord -0.884539 -0.929810
Mjollnir -0.892977 1.215905