Observer and Sentry Wards

	Matches	Wins	Win Rate
Shadow Shaman	178,986	82,337	46.00%
Lion	174,853	64,274	36.76%
Witch Doctor	147,275	61,193	41.55%
Venomancer	144,837	65,171	45.00%
Crystal Maiden	132,113	52,795	39.96%
Jakiro	126,170	52,693	41.76%
Warlock	112,417	51,580	45.88%
Disruptor	112,107	44,321	39.53%
Lich	103,859	45,611	43.92%
Ogre Magi	95,585	36,815	38.52%
Vengeful Spirit	95,176	39,280	41.27%
Pudge	94,781	34,866	36.79%
Hoodwink	90,891	32,844	36.14%
Rubick	89,441	31,471	35.19%
Dazzle	81,180	31,101	38.31%
Ancient Apparition	77,172	32,240	41.78%
Silencer	76,000	30,950	40.72%
Dark Willow	66,785	27,582	41.30%
Techies	65,656	24,899	37.92%
Grimstroke	60,115	22,814	37.95%
Undying	56,208	24,294	43.22%
Skywrath Mage	56,165	22,122	39.39%
Bounty Hunter	55,455	21,320	38.45%
Oracle	52,900	22,803	43.11%
Nyx Assassin	52,545	19,270	36.67%
Spirit Breaker	48,796	19,627	40.22%
Mirana	44,108	15,535	35.22%
Io	43,800	16,684	38.09%
Treant Protector	42,038	17,704	42.11%
Phoenix	38,860	15,663	40.31%
Earthshaker	38,787	13,828	35.65%
Abaddon	38,680	17,279	44.67%
Nature's Prophet	37,051	12,868	34.73%
Winter Wyvern	36,805	14,836	40.31%
Snapfire	34,048	12,160	35.71%
Clockwerk	33,262	13,679	41.13%
Shadow Demon	33,076	12,559	37.97%
Bane	32,359	11,982	37.03%
Pugna	32,177	12,108	37.63%
Zeus	30,648	11,842	38.64%
Gyrocopter	26,916	10,268	38.15%
Enchantress	26,696	8,834	33.09%
Invoker	26,583	8,879	33.40%
Windranger	24,580	8,242	33.53%
Sniper	23,939	7,563	31.59%
Lina	23,823	7,754	32.55%
Keeper of the Light	23,574	8,259	35.03%
Tusk	21,451	7,043	32.83%
Marci	19,727	7,137	36.18%
Magnus	17,768	5,916	33.30%
Enigma	16,995	6,816	40.11%
Weaver	16,469	6,043	36.69%
Sand King	15,734	5,548	35.26%
Clinkz	13,956	5,077	36.38%
Tiny	13,766	5,041	36.62%
Omniknight	13,509	5,266	38.98%
Queen of Pain	12,197	3,719	30.49%
Earth Spirit	10,858	3,844	35.40%
Necrophos	10,610	3,420	32.23%
Batrider	10,555	3,318	31.44%
Viper	10,229	3,457	33.80%
Axe	8,413	3,024	35.94%
Riki	8,336	2,960	35.51%
Legion Commander	8,298	2,871	34.60%
Dark Seer	7,642	2,947	38.56%
Elder Titan	7,416	3,151	42.49%
Muerta	7,404	2,549	34.43%
Dawnbreaker	7,187	2,716	37.79%
Shadow Fiend	7,083	1,976	27.90%
Underlord	7,008	2,855	40.74%
Slark	6,874	2,255	32.80%
Terrorblade	6,803	2,206	32.43%
Alchemist	6,659	2,459	36.93%
Monkey King	6,658	1,973	29.63%
Death Prophet	6,648	2,055	30.91%
Drow Ranger	6,093	1,589	26.08%
Chen	6,065	2,148	35.42%
Tidehunter	5,910	1,913	32.37%
Slardar	5,579	1,821	32.64%
Leshrac	5,550	1,905	34.32%
Faceless Void	5,444	1,692	31.08%
Phantom Assassin	5,284	1,268	24.00%
Kunkka	5,120	1,719	33.57%
Tinker	4,603	1,417	30.78%
Juggernaut	4,531	1,204	26.57%
Centaur Warrunner	4,478	1,531	34.19%
Storm Spirit	4,256	1,169	27.47%
Luna	4,232	1,242	29.35%
Wraith King	4,215	1,270	30.13%
Bristleback	4,010	1,174	29.28%
Dragon Knight	3,880	1,243	32.04%
Razor	3,801	1,114	29.31%
Doom	3,772	1,198	31.76%
Outworld Destroyer	3,752	1,143	30.46%
Mars	3,660	1,129	30.85%
Puck	3,111	820	26.36%
Bloodseeker	2,957	944	31.92%
Chaos Knight	2,945	979	33.24%
Huskar	2,919	953	32.65%
Timbersaw	2,853	825	28.92%
Primal Beast	2,848	937	32.90%
Anti-Mage	2,843	643	22.62%
Ursa	2,758	809	29.33%
Night Stalker	2,573	829	32.22%
Void Spirit	2,509	758	30.21%
Lifestealer	2,487	648	26.06%
Visage	2,418	788	32.59%
Templar Assassin	2,336	597	25.56%
Medusa	2,193	669	30.51%
Broodmother	2,189	758	34.63%
Sven	2,106	677	32.15%
Ember Spirit	2,061	612	29.69%
Meepo	1,969	592	30.07%
Pangolier	1,790	474	26.48%
Spectre	1,675	427	25.49%
Phantom Lancer	1,666	468	28.09%
Troll Warlord	1,531	446	29.13%
Naga Siren	1,415	441	31.17%
Lycan	1,406	388	27.60%
Morphling	1,254	290	23.13%
Beastmaster	1,219	369	30.27%
Arc Warden	1,217	395	32.46%
Lone Druid	1,141	338	29.62%
Brewmaster	956	316	33.05%