Turn 1 - Pinsir Mega-Evolves and OHKOs the Ribombee before it can even get the webs up.
Turn 9 - Mega Pinsir sets up a Swords Dance as the Rotom-Wash switches in.
Turn 10 - Mega Pinsir hits a Double Edge which misses the KO on the Rotom-Wash, which allows the Rotom-Wash to Burn the Mega Pinsir.
Turn 17 - After landing a Scale Shot on the previous turn. Garchomp then Crits the Gholdengo with Earthquake. After that the Garchomp ends the game by taking out the last 3 pokemon and the game ends on Turn 19.