Onii-chan

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

Item	Games	Of all games	Win rate
Black King Bar	10	58.8%	40.0%
Blink Dagger	8	47.1%	37.5%
Power Treads	6	35.3%	66.7%
Satanic	5	29.4%	40.0%
Butterfly	4	23.5%	50.0%
Monkey King Bar	4	23.5%	25.0%
Daedalus	4	23.5%	25.0%
Hurricane Pike	4	23.5%	25.0%
Tranquil Boots	4	23.5%	0.0%
Moon Shard	3	17.6%	100.0%
Observer and Sentry Wards	3	17.6%	66.7%
Ghost Scepter	2	11.8%	100.0%
Heart of Tarrasque	2	11.8%	100.0%
Arcane Boots	2	11.8%	100.0%
Aeon Disk	2	11.8%	100.0%
Eye of Skadi	2	11.8%	100.0%
Mjollnir	2	11.8%	100.0%
Desolator	2	11.8%	100.0%
Aegis of the Immortal	2	11.8%	100.0%
Scythe of Vyse	2	11.8%	50.0%
Ogre Axe	2	11.8%	0.0%
Aghanim's Scepter	2	11.8%	0.0%
Pipe of Insight	2	11.8%	0.0%
Eul's Scepter of Divinity	1	5.9%	100.0%
Wind Waker	1	5.9%	100.0%
Assault Cuirass	1	5.9%	100.0%
Swift Blink	1	5.9%	100.0%
Abyssal Blade	1	5.9%	100.0%
Battle Fury	1	5.9%	100.0%
Sentry Ward	1	5.9%	100.0%
Echo Sabre	1	5.9%	100.0%
Dust of Appearance	1	5.9%	100.0%
Linken's Sphere	1	5.9%	100.0%
Radiance	1	5.9%	100.0%
Crella's Crozier	1	5.9%	100.0%
Overwhelming Blink	1	5.9%	100.0%
Boots of Travel 2	1	5.9%	100.0%
Crystalys	1	5.9%	0.0%
Soul Ring	1	5.9%	0.0%
Maelstrom	1	5.9%	0.0%
Observer Ward	1	5.9%	0.0%
Magic Wand	1	5.9%	0.0%
Harpoon	1	5.9%	0.0%
Bloodthorn	1	5.9%	0.0%
Boots of Speed	1	5.9%	0.0%
Parasma	1	5.9%	0.0%