Your undoing

Items in their inventory when the game ended, across 17 games.

Item	Games	Of all games	Win rate
Black King Bar	9	52.9%	55.6%
Manta Style	6	35.3%	66.7%
Aghanim's Scepter	6	35.3%	50.0%
Phase Boots	5	29.4%	60.0%
Blink Dagger	5	29.4%	20.0%
Daedalus	4	23.5%	75.0%
Mjollnir	4	23.5%	75.0%
Eye of Skadi	4	23.5%	75.0%
Arcane Boots	4	23.5%	0.0%
Hydra's Breath	3	17.6%	66.7%
Boots of Travel	3	17.6%	66.7%
Desolator	3	17.6%	33.3%
Monkey King Bar	2	11.8%	100.0%
Soul Ring	2	11.8%	50.0%
Kaya and Sange	2	11.8%	50.0%
Butterfly	2	11.8%	50.0%
Power Treads	2	11.8%	50.0%
Harpoon	2	11.8%	0.0%
Staff of Wizardry	2	11.8%	0.0%
Eul's Scepter of Divinity	2	11.8%	0.0%
Ogre Axe	2	11.8%	0.0%
Crystalys	2	11.8%	0.0%
Blade Mail	1	5.9%	100.0%
Bracer	1	5.9%	100.0%
Bloodthorn	1	5.9%	100.0%
Scythe of Vyse	1	5.9%	100.0%
Rod of Atos	1	5.9%	100.0%
Meteor Hammer	1	5.9%	100.0%
Null Talisman	1	5.9%	100.0%
Octarine Core	1	5.9%	100.0%
Orchid Malevolence	1	5.9%	100.0%
Hand of Midas	1	5.9%	100.0%
Battle Fury	1	5.9%	100.0%
Orb of Frost	1	5.9%	100.0%
Magic Stick	1	5.9%	0.0%
Dust of Appearance	1	5.9%	0.0%
Shiva's Guard	1	5.9%	0.0%
Helm of the Dominator	1	5.9%	0.0%
Essence Distiller	1	5.9%	0.0%
Sentry Ward	1	5.9%	0.0%
Iron Branch	1	5.9%	0.0%
Mask of Madness	1	5.9%	0.0%
Skull Basher	1	5.9%	0.0%
Hyperstone	1	5.9%	0.0%
Radiance	1	5.9%	0.0%
Maelstrom	1	5.9%	0.0%
Circlet	1	5.9%	0.0%