The latest Dota 2 pro meta report uses OpenDota data from about 118 recent pro games on patch 7.41f. The patch was released on September 15 and changed 35 heroes and 18 items.
Hoodwink is the most picked hero with 51 picks and 27 bans, but she wins only 45% of her games. Windranger is second with 45 picks and a 47% win rate, while Witch Doctor and Dragon Knight have 43 picks each, winning 60% and 58% respectively. Winter Wyvern has the best win rate among the top eight picks, 65% over 31 games.
Bounty Hunter is the most banned hero with 75 bans, plus 15 picks. He is followed by Lone Druid (66 bans), Enigma (64), Brewmaster (62) and Techies (58). Techies is the only hero that is both heavily banned and heavily picked: 28 picks and 58 bans, with a 50% win rate. Lone Druid wins 70% of his 20 games, and Bounty Hunter wins 67% of 15.
Compared with October 21, Witch Doctor's share of all pro picks grew from 2.1% to 3.6%, Doom's from 1.4% to 2.1% and Juggernaut's from 0.2% to 0.9%. Necrophos dropped from 2.0% to 1.0%, Enigma from 1.6% to 0.8% and Rubick from 2.5% to 1.9%.
The weakest heroes at the moment are Terrorblade with a 29% win rate in 17 games, Ember Spirit with 32% in 19 and Mirana with 33% in 21.