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%	+51.03%
Necronomicon	49	92.31%	+42.82%
Heart of Tarrasque	83	90.48%	+41.73%
Bloodstone	33	88.89%	+39.16%
Necronomicon (level 3)	61	87.50%	+38.19%
Assault Cuirass	79	85.00%	+36.19%
Ethereal Blade	46	83.33%	+33.81%
Monkey King Bar	41	81.82%	+31.85%
Drum of Endurance	133	80.56%	+31.79%
Refresher Orb	85	78.26%	+29.21%

	Pickups	Winrate	When picked
Radiance	28	42.86%	-7.20%
Mask of Madness	41	45.45%	-4.52%
Hand of Midas	239	48.33%	-2.04%
Power Treads	585	52.38%	+2.51%
Maelstrom	112	53.57%	+3.57%
Boots of Travel	147	54.05%	+4.91%
Tranquil Boots	175	54.55%	+5.04%
Skull Basher	35	55.56%	+5.47%
Blink Dagger	644	54.66%	+7.73%
Battle Fury	38	60.00%	+9.94%

For heroes

	Pickups	Winrate	When picked
Daedalus	4	100.0%	+100.0%
Drum of Endurance	7	100.0%	+100.0%
Helm of the Dominator	5	100.0%	+100.0%
Power Treads	22	100.0%	+100.0%
Power Treads	33	88.9%	+88.9%
Hand of Midas	27	85.7%	+85.7%
Blink Dagger	50	84.6%	+84.6%
Phase Boots	17	80.0%	+80.0%
Urn of Shadows	9	100.0%	+80.0%
Blink Dagger	20	80.0%	+80.0%

	Pickups	Winrate	When picked
Tranquil Boots	13	50.0%	-50.0%
Power Treads	15	25.0%	-41.7%
Mekansm	60	46.7%	-16.3%
Phase Boots	30	87.5%	-12.5%
Hand of Midas	19	40.0%	-11.9%
Mekansm	43	63.6%	-11.4%
Power Treads	21	50.0%	-10.7%
Hand of Midas	41	63.6%	-9.1%
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%	-20.90%	15:38	787737213 - DK ⚔ VG - Series 2 - Game 1 - (12:30)
Death Prophet	Phase Boots	17	58.82%	-20.00%	06:30	787804519 - DK ⚔ VG - Series 2 - Game 2 - (03:32)
Lycan	Power Treads	16	62.50%	-19.87%	11:57	785842796 - DK ⚔ PSG.LGD - Series 2 - Game 1 - (06:46)
Invoker	Necronomicon	18	66.67%	-15.45%	15:28	785842796 - DK ⚔ PSG.LGD - Series 2 - Game 1 - (06:46)
Shadow Demon	Tranquil Boots	16	62.50%	-14.59%	11:59	787737213 - DK ⚔ VG - Series 2 - Game 1 - (05:19)
Nature's Prophet	Hand of Midas	20	40.00%	-14.29%	10:55	767570030 - DK ⚔ Liquid - Series 1 - Game 1 - (07:41)
Morphling	Power Treads	33	60.61%	-13.20%	08:53	785298771 - Na`Vi ⚔ С9 - Series 2 - Game 1 - (03:16)
Elder Titan	Force Staff	8	62.50%	-12.70%	20:15	769282496 - mouz ⚔ Arrow - Series 1 - Game 1 - (15:57)
Enigma	Mekansm	43	53.49%	-12.19%	11:45	770751678 - PSG.LGD ⚔ Empire - Series 1 - Game 1 - (06:30)
Tiny	Drum of Endurance	7	71.43%	-11.63%	11:12	770826349 - Na`Vi ⚔ Liquid - Series 1 - Game 1 - (09:02)