As Tundra Esports' Aui_2000 suspected, Sand King, Riki, and Invoker quickly gained prominence with Patch 7.34, so the latest update nerfs them to restore balance.

Luna, Enchantress, Clockwerk, Snapfire, Mars, Tusk, Sand King and Shadow Demon are heroes that were pretty popular at TI13. What is different is their win rates. Win rates for heroes like Enchantress, ...