Wave 2 DLC for Pokkén Tournament DX isn’t here yet but you can see Blastoise in-action right now. Blastoise’s gameplay was revealed at the Spring Fist tournament in Japan earlier and you can watch it below (thanks to YouTuber Allister Singh).
Blastoise, Mew, and Celebi will available in the second DLC package for Pokkén Tournament DXpurchase the DLC on March 23, 2018. You can purchase pack 1 and 2 right now for $14.99 (USD), getting your the first set now and the second next week.