You will watch Pokemon Season 13 Episode 644 – Opposites Interact! online for free episodes with high quality. Online episode guide, Pokemon Season 13 Episode 644 – Opposites Interact! Opposites Interact! The first contest battle begins between Ursula and Dawn. Ursula uses Gabite and Flareon, Dawn uses Pachirisu and Mamoswine. When Ursula is on the way to win, Dawn uses a Ice Chandelier combination with Mamoswine and Pachirisu, and Ursula loses half of her points. With only 7 seconds remaining, Pachirisu and Mamoswine make the combination again and beat both Gabite and Flareon. Dawn makes it to the Top 16. At the end of the day, Zoey, Jessilina and Nando also move onto Top 16 in the Grand Festival.