Let me cook

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

Item	Games	Of all games	Win rate
Blink Dagger	11	64.7%	54.5%
Tranquil Boots	10	58.8%	60.0%
Black King Bar	8	47.1%	62.5%
Drum of Endurance	7	41.2%	57.1%
Ghost Scepter	5	29.4%	60.0%
Aghanim's Scepter	4	23.5%	100.0%
Octarine Core	4	23.5%	75.0%
Refresher Orb	4	23.5%	50.0%
Magic Wand	4	23.5%	50.0%
Arcane Boots	3	17.6%	100.0%
Overwhelming Blink	3	17.6%	100.0%
Scythe of Vyse	3	17.6%	100.0%
Phase Boots	3	17.6%	66.7%
Bracer	2	11.8%	100.0%
Magic Stick	2	11.8%	100.0%
Eul's Scepter of Divinity	2	11.8%	100.0%
Force Staff	2	11.8%	100.0%
Aether Lens	2	11.8%	100.0%
Dust of Appearance	2	11.8%	0.0%
Divine Rapier	1	5.9%	100.0%
Iron Branch	1	5.9%	100.0%
Soul Ring	1	5.9%	100.0%
Radiance	1	5.9%	100.0%
Shiva's Guard	1	5.9%	100.0%
Vitality Booster	1	5.9%	100.0%
Boots of Travel	1	5.9%	100.0%
Kaya and Sange	1	5.9%	100.0%
Gem of True Sight	1	5.9%	100.0%
Satanic	1	5.9%	100.0%
Nullifier	1	5.9%	100.0%
Ring of Tarrasque	1	5.9%	100.0%
Observer Ward	1	5.9%	100.0%
Kaya	1	5.9%	100.0%
Sentry Ward	1	5.9%	100.0%
Healing Lotus	1	5.9%	0.0%
Mithril Hammer	1	5.9%	0.0%
Echo Sabre	1	5.9%	0.0%
Glimmer Cape	1	5.9%	0.0%
Great Healing Lotus	1	5.9%	0.0%