Fifteen Years

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

Item	Games	Of all games	Win rate
Observer and Sentry Wards	10	58.8%	40.0%
Aeon Disk	8	47.1%	62.5%
Magic Wand	8	47.1%	37.5%
Blink Dagger	7	41.2%	42.9%
Guardian Greaves	6	35.3%	66.7%
Rod of Atos	5	29.4%	60.0%
Ghost Scepter	5	29.4%	60.0%
Arcane Boots	5	29.4%	20.0%
Eul's Scepter of Divinity	4	23.5%	75.0%
Glimmer Cape	4	23.5%	50.0%
Force Staff	3	17.6%	33.3%
Tranquil Boots	3	17.6%	33.3%
Black King Bar	2	11.8%	50.0%
Bracer	2	11.8%	50.0%
Phase Boots	2	11.8%	50.0%
Blade Mail	2	11.8%	50.0%
Crystalys	2	11.8%	50.0%
Dust of Appearance	2	11.8%	50.0%
Aghanim's Scepter	2	11.8%	50.0%
Heaven's Halberd	1	5.9%	100.0%
Lotus Orb	1	5.9%	100.0%
Boots of Bearing	1	5.9%	100.0%
Sentry Ward	1	5.9%	100.0%
Refresher Orb	1	5.9%	100.0%
Gleipnir	1	5.9%	100.0%
Belt of Strength	1	5.9%	0.0%
Gris-Gris	1	5.9%	0.0%
Silver Edge	1	5.9%	0.0%
Daedalus	1	5.9%	0.0%
Spirit Vessel	1	5.9%	0.0%
Crimson Guard	1	5.9%	0.0%
Ogre Axe	1	5.9%	0.0%
Observer Ward	1	5.9%	0.0%
Point Booster	1	5.9%	0.0%
Shawl	1	5.9%	0.0%
Smoke of Deceit	1	5.9%	0.0%