How Many Heroes Are There in Dota 2?
Dota 2 has one of the largest hero rosters in competitive multiplayer gaming. However, the variety becomes much easier to understand once you learn how heroes are classified and what roles they perform.
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EPL Masters I: Play-In

Zero Tenacity

Level Up
Winio Prediction
Before draft
After draft
Here you will see a detailed justification of the prediction with an analysis of factors affecting the outcome probability.
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| Player | Hero | K | D | A | GPM | XPM | HD | NW |
|---|---|---|---|---|---|---|---|---|
| Level UP (W) | ||||||||
| alchemist | 14 | 5 | 21 | 980 | 1137 | 42964 | 32004 | |
| storm spirit | 14 | 7 | 22 | 701 | 1041 | 40833 | 33689 | |
| undying | 7 | 5 | 28 | 418 | 775 | 19651 | 21706 | |
| dark seer | 5 | 5 | 26 | 664 | 823 | 30170 | 36186 | |
| rattletrap | 0 | 15 | 28 | 363 | 594 | 15489 | 14228 | |
| Zero Tenacity | ||||||||
| shredder | 11 | 5 | 16 | 685 | 847 | 46191 | 30939 | |
| earth spirit | 10 | 5 | 19 | 616 | 734 | 54942 | 25905 | |
| nevermore | 8 | 8 | 9 | 713 | 1028 | 35763 | 28637 | |
| hoodwink | 5 | 10 | 18 | 326 | 444 | 16022 | 13238 | |
| bane | 2 | 12 | 11 | 249 | 420 | 5516 | 9144 | |
| Player | Hero | K | D | A | GPM | XPM | HD | NW |
|---|---|---|---|---|---|---|---|---|
| Level UP (W) | ||||||||
| invoker | 4 | 6 | 2 | 504 | 583 | 32063 | 18843 | |
| terrorblade | 3 | 7 | 2 | 650 | 565 | 20822 | 26639 | |
| dawnbreaker | 2 | 7 | 5 | 503 | 604 | 14715 | 17518 | |
| - | 0 | 9 | 8 | 244 | 269 | 11307 | 6615 | |
| rattletrap | 0 | 12 | 8 | 245 | 293 | 12641 | 8110 | |
| Zero Tenacity | ||||||||
| ember spirit | 15 | 0 | 13 | 590 | 819 | 48687 | 24436 | |
| nevermore | 11 | 0 | 9 | 865 | 1076 | 29458 | 35501 | |
| tusk | 5 | 5 | 22 | 353 | 600 | 12013 | 14190 | |
| mirana | 5 | 3 | 17 | 442 | 573 | 17162 | 17062 | |
| lycan | 5 | 1 | 26 | 629 | 609 | 21364 | 26515 | |
| Player | Hero | K | D | A | GPM | XPM | HD | NW |
|---|---|---|---|---|---|---|---|---|
| Level UP (W) | ||||||||
| ember spirit | 11 | 3 | 21 | 662 | 1139 | 61825 | 24178 | |
| axe | 11 | 7 | 22 | 649 | 991 | 35862 | 24010 | |
| nevermore | 6 | 5 | 11 | 782 | 969 | 41326 | 30465 | |
| witch doctor | 6 | 9 | 19 | 366 | 500 | 18404 | 12678 | |
| - | 4 | 8 | 25 | 350 | 598 | 22816 | 12918 | |
| Zero Tenacity | ||||||||
| undying | 10 | 8 | 12 | 501 | 669 | 20655 | 16720 | |
| tiny | 9 | 6 | 8 | 582 | 736 | 32505 | 20461 | |
| earth spirit | 9 | 5 | 7 | 569 | 771 | 29265 | 19574 | |
| dark willow | 3 | 12 | 14 | 263 | 331 | 17864 | 7564 | |
| winter wyvern | 1 | 7 | 17 | 272 | 351 | 17834 | 10267 | |
Explore a detailed breakdown of the Zero Tenacity vs Level Up match at EPL Masters I: Play-In. Winio's model tracked both pre-draft and post-draft prediction stages, identified the key draft decisions, and measured how closely the win probability estimate matched the actual result.
Use finished match data to understand how Winio's Dota 2 model performs over time. Each completed match adds to the prediction history available at the Ended Matches section.

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