Most impactful items

Explain this to me

In the items component you may see various items stats. Overview shows top of the most impactful items (in general and for a specific hero) based on their effect on winrate, compared to games when the item wasn't purchased, with the highest positive and negative impacts respectively. Notable timings section shows earliest purchase timings for item-hero pairs with the highest winrate gradient per minute.

Overall

	Pickups	Winrate	When picked
Linken's Sphere	72	100.00%	+51.39%
Heart of Tarrasque	83	90.48%	+42.38%
Necronomicon	49	91.67%	+42.33%
Bloodstone	33	87.50%	+37.80%
Necronomicon (level 3)	61	86.67%	+37.63%
Assault Cuirass	79	85.00%	+36.54%
Ethereal Blade	46	83.33%	+33.93%
Drum of Endurance	133	78.79%	+30.78%
Monkey King Bar	41	80.00%	+30.33%
Mjollnir	56	78.57%	+29.17%

	Pickups	Winrate	When picked
Radiance	28	42.86%	-7.17%
Mask of Madness	41	50.00%	+0.06%
Hand of Midas	239	48.33%	+1.14%
Maelstrom	112	53.57%	+4.43%
Skull Basher	35	55.56%	+5.68%
Tranquil Boots	175	54.55%	+6.74%
Boots of Travel	147	54.05%	+7.20%
Battle Fury	38	60.00%	+9.94%
Yasha	81	60.00%	+10.67%
Scythe of Vyse	103	61.54%	+13.00%

For heroes

	Pickups	Winrate	When picked
Helm of the Dominator	5	100.0%	+100.0%
Drum of Endurance	7	100.0%	+100.0%
Power Treads	22	100.0%	+100.0%
Daedalus	4	100.0%	+100.0%
Power Treads	33	87.5%	+87.5%
Hand of Midas	27	85.7%	+85.7%
Blink Dagger	50	84.6%	+84.6%
Power Treads	19	80.0%	+80.0%
Urn of Shadows	9	100.0%	+80.0%
Blink Dagger	20	80.0%	+80.0%

	Pickups	Winrate	When picked
Power Treads	15	25.0%	-41.7%
Tranquil Boots	13	66.7%	-33.3%
Mekansm	60	46.7%	-16.3%
Hand of Midas	41	60.0%	-12.7%
Phase Boots	30	87.5%	-12.5%
Hand of Midas	19	40.0%	-11.9%
Mekansm	43	63.6%	-11.4%
Urn of Shadows	13	33.3%	-9.5%
Blink Dagger	20	60.0%	-5.5%
Black King Bar	14	75.0%	-5.0%

Most notable timings records

		Pickups	Winrate	Gradient (%/min)	Median	Games with the best timings
Tinker	Blink Dagger	20	45.00%	-24.32%	15:37	787737213 - DK ⚔ VG - Series 2 - Game 1 - (12:30)
Death Prophet	Phase Boots	17	58.82%	-24.00%	06:30	787804519 - DK ⚔ VG - Series 2 - Game 2 - (03:32)
Lone Druid	Assault Cuirass	7	42.86%	-21.74%	29:38	789453600 - VG ⚔ Newbee - Series 3 - Game 1 - (22:26)
Invoker	Necronomicon	18	66.67%	-17.31%	15:22	789453600 - VG ⚔ Newbee - Series 3 - Game 1 - (22:26)
Tiny	Drum of Endurance	7	71.43%	-17.24%	11:12	770826349 - Na`Vi ⚔ Liquid - Series 1 - Game 1 - (09:02)
Lycan	Power Treads	16	62.50%	-15.23%	11:39	785842796 - DK ⚔ PSG.LGD - Series 2 - Game 1 - (06:46)
Vengeful Spirit	Urn of Shadows	9	44.44%	-13.07%	17:05	772342935 - Empire ⚔ Arrow - Series 1 - Game 1 - (10:50)
Weaver	Linken's Sphere	19	78.95%	-12.95%	20:55	765748974 - Liquid ⚔ CIS - Series 1 - Game 2 - (15:46)
Shadow Demon	Tranquil Boots	16	62.50%	-12.61%	11:09	787737213 - DK ⚔ VG - Series 2 - Game 1 - (05:19)
Enigma	Mekansm	43	53.49%	-12.54%	11:45	770751678 - PSG.LGD ⚔ Empire - Series 1 - Game 1 - (06:30)