What is it all about?

Items in their inventory when the game ended, across 14 games.

Item	Games	Of all games	Win rate
Aghanim's Scepter	10	71.4%	50.0%
Power Treads	5	35.7%	60.0%
Boots of Travel	5	35.7%	40.0%
Meteor Hammer	5	35.7%	40.0%
Blink Dagger	5	35.7%	20.0%
Black King Bar	4	28.6%	0.0%
Manta Style	3	21.4%	100.0%
Butterfly	2	14.3%	100.0%
Wraith Band	2	14.3%	100.0%
Null Talisman	2	14.3%	50.0%
Eye of Skadi	2	14.3%	50.0%
Bottle	2	14.3%	0.0%
Magic Wand	2	14.3%	0.0%
Orchid Malevolence	1	7.1%	100.0%
Orb of Frost	1	7.1%	100.0%
Quelling Blade	1	7.1%	100.0%
Rod of Atos	1	7.1%	100.0%
Refresher Orb	1	7.1%	100.0%
Octarine Core	1	7.1%	100.0%
Javelin	1	7.1%	100.0%
Battle Fury	1	7.1%	100.0%
Soul Booster	1	7.1%	0.0%
Linken's Sphere	1	7.1%	0.0%
Kaya	1	7.1%	0.0%
Iron Branch	1	7.1%	0.0%
Circlet	1	7.1%	0.0%
Wind Lace	1	7.1%	0.0%
Chasm Stone	1	7.1%	0.0%
Phase Boots	1	7.1%	0.0%
Desolator	1	7.1%	0.0%
Shiva's Guard	1	7.1%	0.0%
Echo Sabre	1	7.1%	0.0%
Arcane Boots	1	7.1%	0.0%
Khanda	1	7.1%	0.0%
Dagon	1	7.1%	0.0%
Ghost Scepter	1	7.1%	0.0%
Hurricane Pike	1	7.1%	0.0%
Disperser	1	7.1%	0.0%
Daedalus	1	7.1%	0.0%
Satanic	1	7.1%	0.0%
Silver Edge	1	7.1%	0.0%
Bloodthorn	1	7.1%	0.0%
Demon Edge	1	7.1%	0.0%
Mask of Madness	1	7.1%	0.0%
Mjollnir	1	7.1%	0.0%