10.

Items in their inventory when the game ended, across 9 games.

Item	Games	Of all games	Win rate
Manta Style	4	44.4%	50.0%
Butterfly	3	33.3%	100.0%
Nullifier	3	33.3%	66.7%
Mjollnir	3	33.3%	66.7%
Monkey King Bar	3	33.3%	66.7%
Aghanim's Scepter	3	33.3%	33.3%
Swift Blink	2	22.2%	100.0%
Heart of Tarrasque	2	22.2%	100.0%
Aether Lens	2	22.2%	50.0%
Eye of Skadi	2	22.2%	50.0%
Radiance	2	22.2%	50.0%
Octarine Core	2	22.2%	0.0%
Power Treads	2	22.2%	0.0%
Phase Boots	2	22.2%	0.0%
Lotus Orb	1	11.1%	100.0%
Wind Waker	1	11.1%	100.0%
Boots of Speed	1	11.1%	100.0%
Aegis of the Immortal	1	11.1%	100.0%
Abyssal Blade	1	11.1%	100.0%
Refresher Orb	1	11.1%	0.0%
Kaya and Sange	1	11.1%	0.0%
Soul Ring	1	11.1%	0.0%
Null Talisman	1	11.1%	0.0%
Bottle	1	11.1%	0.0%
Observer Ward	1	11.1%	0.0%
Kaya	1	11.1%	0.0%
Bloodthorn	1	11.1%	0.0%
Eaglesong	1	11.1%	0.0%
Spirit Vessel	1	11.1%	0.0%
Eul's Scepter of Divinity	1	11.1%	0.0%
Blink Dagger	1	11.1%	0.0%