やれやれ

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

Item	Games	Of all games	Win rate
Magic Wand	9	64.3%	44.4%
Blink Dagger	8	57.1%	37.5%
Phase Boots	7	50.0%	42.9%
Soul Ring	6	42.9%	33.3%
Black King Bar	6	42.9%	16.7%
Aghanim's Scepter	4	28.6%	75.0%
Power Treads	4	28.6%	50.0%
Blade Mail	4	28.6%	25.0%
Shiva's Guard	3	21.4%	66.7%
Bracer	2	14.3%	100.0%
Tranquil Boots	2	14.3%	50.0%
Octarine Core	2	14.3%	50.0%
Rod of Atos	2	14.3%	50.0%
Chasm Stone	2	14.3%	50.0%
Lotus Orb	2	14.3%	0.0%
Heart of Tarrasque	1	7.1%	100.0%
Dust of Appearance	1	7.1%	100.0%
Ring of Tarrasque	1	7.1%	100.0%
Spirit Vessel	1	7.1%	100.0%
Hyperstone	1	7.1%	100.0%
Platemail	1	7.1%	100.0%
Consecrated Wraps	1	7.1%	100.0%
Null Talisman	1	7.1%	100.0%
Echo Sabre	1	7.1%	100.0%
Observer and Sentry Wards	1	7.1%	0.0%
Smoke of Deceit	1	7.1%	0.0%
Glimmer Cape	1	7.1%	0.0%
Arcane Boots	1	7.1%	0.0%
Ogre Axe	1	7.1%	0.0%
Yasha and Kaya	1	7.1%	0.0%
Kaya and Sange	1	7.1%	0.0%
Crystalys	1	7.1%	0.0%
Sange and Yasha	1	7.1%	0.0%
Harpoon	1	7.1%	0.0%
Assault Cuirass	1	7.1%	0.0%