2 + 2 = 5

Items in their inventory when the game ended, across 16 games.

Item	Games	Of all games	Win rate
Power Treads	7	43.8%	42.9%
Tranquil Boots	6	37.5%	50.0%
Daedalus	5	31.3%	80.0%
Hurricane Pike	5	31.3%	60.0%
Desolator	5	31.3%	60.0%
Blink Dagger	4	25.0%	50.0%
Observer and Sentry Wards	4	25.0%	50.0%
Magic Wand	4	25.0%	50.0%
Black King Bar	3	18.8%	33.3%
Linken's Sphere	2	12.5%	100.0%
Monkey King Bar	2	12.5%	100.0%
Gem of True Sight	2	12.5%	100.0%
Yasha and Kaya	2	12.5%	100.0%
Aether Lens	2	12.5%	100.0%
Aghanim's Scepter	2	12.5%	50.0%
Null Talisman	2	12.5%	50.0%
Scythe of Vyse	2	12.5%	50.0%
Force Staff	2	12.5%	50.0%
Soul Ring	2	12.5%	50.0%
Manta Style	2	12.5%	50.0%
Swift Blink	2	12.5%	50.0%
Falcon Blade	2	12.5%	0.0%
Circlet	2	12.5%	0.0%
Dagon	1	6.3%	100.0%
Kaya and Sange	1	6.3%	100.0%
Satanic	1	6.3%	100.0%
Butterfly	1	6.3%	100.0%
Octarine Core	1	6.3%	100.0%
Wind Waker	1	6.3%	100.0%
Dragon Lance	1	6.3%	100.0%
Eaglesong	1	6.3%	100.0%
Dust of Appearance	1	6.3%	0.0%
Ghost Scepter	1	6.3%	0.0%
Bracer	1	6.3%	0.0%
Hyperstone	1	6.3%	0.0%
Maelstrom	1	6.3%	0.0%
Hydra's Breath	1	6.3%	0.0%
Nullifier	1	6.3%	0.0%
Battle Fury	1	6.3%	0.0%
Magic Stick	1	6.3%	0.0%
Orb of Frost	1	6.3%	0.0%
Observer Ward	1	6.3%	0.0%
Void Stone	1	6.3%	0.0%
Healing Lotus	1	6.3%	0.0%
Dagon	1	6.3%	0.0%
Spirit Vessel	1	6.3%	0.0%
Wind Lace	1	6.3%	0.0%
Crystalys	1	6.3%	0.0%