MOBA matches expose a rich live game state — gold difference, tower count, dragon and baron control — and a model fitted on thousands of past games converts that state into a win probability far more reliably than eyeballing a stream. Live esports markets move on highlight moments, not on structural advantage. You consume the official match API and trade the gap, being careful that the API is ahead of the broadcast you are watching.
Markets on Polymarket where live objective & gold-lead win probability is the natural play: