一次单杀 一个问号？

Items in their inventory when the game ended, across 13 games.

Item	Games	Of all games	Win rate
Blink Dagger	7	53.8%	42.9%
Observer and Sentry Wards	7	53.8%	28.6%
Black King Bar	5	38.5%	80.0%
Boots of Speed	5	38.5%	40.0%
Blade Mail	5	38.5%	40.0%
Power Treads	5	38.5%	20.0%
Consecrated Wraps	4	30.8%	25.0%
Heart of Tarrasque	4	30.8%	25.0%
Magic Wand	4	30.8%	25.0%
Phase Boots	3	23.1%	66.7%
Essence Distiller	3	23.1%	33.3%
Force Staff	2	15.4%	50.0%
Scythe of Vyse	2	15.4%	50.0%
Quelling Blade	2	15.4%	50.0%
Ghost Scepter	2	15.4%	50.0%
Urn of Shadows	2	15.4%	50.0%
Spirit Vessel	2	15.4%	0.0%
Wind Lace	2	15.4%	0.0%
Soul Ring	2	15.4%	0.0%
Aeon Disk	1	7.7%	100.0%
Refresher Orb	1	7.7%	100.0%
Aether Lens	1	7.7%	100.0%
Lotus Orb	1	7.7%	100.0%
Platemail	1	7.7%	0.0%
Sentry Ward	1	7.7%	0.0%
Ogre Axe	1	7.7%	0.0%