Observer and Sentry Wards

	Matches	Wins	Win Rate
Lion	178,219	64,299	36.08%
Witch Doctor	156,490	67,071	42.86%
Crystal Maiden	135,910	54,317	39.97%
Shadow Shaman	135,720	58,471	43.08%
Disruptor	135,610	58,662	43.26%
Jakiro	121,419	53,115	43.75%
Vengeful Spirit	116,296	48,815	41.97%
Ogre Magi	104,421	41,583	39.82%
Venomancer	96,154	43,628	45.37%
Lich	93,364	39,477	42.28%
Pudge	91,138	34,400	37.74%
Hoodwink	87,133	32,709	37.54%
Dazzle	81,869	32,595	39.81%
Rubick	79,616	27,099	34.04%
Warlock	72,818	31,942	43.87%
Nature's Prophet	69,324	25,607	36.94%
Mirana	65,927	24,676	37.43%
Skywrath Mage	64,321	24,569	38.20%
Ancient Apparition	63,582	26,721	42.03%
Techies	63,347	26,676	42.11%
Bounty Hunter	57,774	21,070	36.47%
Oracle	57,048	23,790	41.70%
Grimstroke	55,263	21,378	38.68%
Silencer	54,926	22,188	40.40%
Io	53,691	20,939	39.00%
Nyx Assassin	49,618	19,405	39.11%
Undying	48,866	21,240	43.47%
Spirit Breaker	43,352	16,601	38.29%
Winter Wyvern	38,668	14,709	38.04%
Bane	37,694	14,736	39.09%
Earthshaker	37,122	13,992	37.69%
Snapfire	36,995	13,714	37.07%
Dark Willow	36,366	14,082	38.72%
Windranger	36,192	12,032	33.24%
Abaddon	36,118	16,128	44.65%
Clockwerk	35,283	14,093	39.94%
Pugna	33,406	13,263	39.70%
Keeper of the Light	31,538	10,937	34.68%
Treant Protector	31,459	13,232	42.06%
Invoker	29,515	10,514	35.62%
Enchantress	28,832	9,550	33.12%
Tusk	28,002	9,987	35.67%
Sniper	25,176	9,148	36.34%
Zeus	24,349	9,413	38.66%
Phoenix	24,144	9,193	38.08%
Lina	23,247	7,751	33.34%
Gyrocopter	23,228	8,885	38.25%
Shadow Demon	22,430	8,626	38.46%
Magnus	22,417	8,063	35.97%
Marci	21,466	8,202	38.21%
Sand King	20,640	7,639	37.01%
Clinkz	16,149	6,085	37.68%
Enigma	15,614	5,833	37.36%
Queen of Pain	15,020	4,878	32.48%
Tiny	13,972	5,150	36.86%
Batrider	13,223	4,098	30.99%
Omniknight	13,144	4,973	37.83%
Riki	12,276	4,264	34.73%
Viper	12,191	4,600	37.73%
Weaver	11,687	3,915	33.50%
Necrophos	11,223	3,695	32.92%
Monkey King	10,136	3,072	30.31%
Elder Titan	9,573	3,969	41.46%
Underlord	9,248	3,638	39.34%
Earth Spirit	9,224	3,265	35.40%
Dawnbreaker	9,165	3,508	38.28%
Dark Seer	8,687	3,358	38.66%
Axe	8,495	2,943	34.64%
Chen	8,071	2,899	35.92%
Slark	7,414	2,486	33.53%
Death Prophet	7,336	2,547	34.72%
Legion Commander	7,306	2,401	32.86%
Leshrac	6,838	2,463	36.02%
Drow Ranger	6,664	1,931	28.98%
Slardar	6,457	2,181	33.78%
Tidehunter	6,083	2,088	34.33%
Kunkka	5,929	2,214	37.34%
Shadow Fiend	5,893	1,541	26.15%
Phantom Assassin	5,837	1,524	26.11%
Luna	5,455	1,664	30.50%
Centaur Warrunner	4,871	1,676	34.41%
Bristleback	4,832	1,565	32.39%
Razor	4,577	1,427	31.18%
Muerta	4,446	1,541	34.66%
Puck	4,168	1,162	27.88%
Alchemist	4,144	1,436	34.65%
Bloodseeker	4,125	1,423	34.50%
Juggernaut	4,115	1,023	24.86%
Broodmother	3,986	1,162	29.15%
Mars	3,809	1,138	29.88%
Outworld Destroyer	3,665	1,111	30.31%
Huskar	3,506	1,183	33.74%
Primal Beast	3,481	1,139	32.72%
Chaos Knight	3,477	1,047	30.11%
Wraith King	3,399	1,033	30.39%
Doom	3,347	1,139	34.03%
Faceless Void	3,342	784	23.46%
Lifestealer	3,250	945	29.08%
Timbersaw	3,179	984	30.95%
Tinker	3,051	913	29.92%
Anti-Mage	2,963	743	25.08%
Storm Spirit	2,912	757	26.00%
Dragon Knight	2,832	860	30.37%
Terrorblade	2,736	961	35.12%
Pangolier	2,607	711	27.27%
Medusa	2,604	807	30.99%
Ursa	2,593	763	29.43%
Visage	2,464	785	31.86%
Spectre	2,344	679	28.97%
Ember Spirit	1,997	573	28.69%
Sven	1,982	595	30.02%
Night Stalker	1,942	640	32.96%
Templar Assassin	1,936	466	24.07%
Troll Warlord	1,839	594	32.30%
Meepo	1,784	518	29.04%
Void Spirit	1,677	491	29.28%
Phantom Lancer	1,663	454	27.30%
Arc Warden	1,625	534	32.86%
Morphling	1,615	388	24.02%
Beastmaster	1,508	462	30.64%
Naga Siren	1,466	438	29.88%
Brewmaster	1,297	460	35.47%
Lone Druid	1,043	381	36.53%
Lycan	633	187	29.54%