![WFTDA on X: "This Saturday! Watch WFTDA roller derby live from @ecrg_thebigo on @ESPN3, April 30. https://t.co/kHmPmzjcUj https://t.co/BgrUh8fWy2" / X WFTDA on X: "This Saturday! Watch WFTDA roller derby live from @ecrg_thebigo on @ESPN3, April 30. https://t.co/kHmPmzjcUj https://t.co/BgrUh8fWy2" / X](https://pbs.twimg.com/media/Cg-VvUPWIAQn3R1.jpg:large)
WFTDA on X: "This Saturday! Watch WFTDA roller derby live from @ecrg_thebigo on @ESPN3, April 30. https://t.co/kHmPmzjcUj https://t.co/BgrUh8fWy2" / X
![The Big O 2016: Helsinki Roller Derby All-Stars vs. Terminal City All-Stars [WFTDA] (T2G17) - YouTube The Big O 2016: Helsinki Roller Derby All-Stars vs. Terminal City All-Stars [WFTDA] (T2G17) - YouTube](https://i.ytimg.com/vi/sWVfsfihRR0/maxresdefault.jpg)
The Big O 2016: Helsinki Roller Derby All-Stars vs. Terminal City All-Stars [WFTDA] (T2G17) - YouTube
![ADVANCE FOR FRIDAY-SUNDAY OCT 2-4--Minnesota RollerGirl Psycho Novia (center) tries to squeeze past Windy City Rollers' Hoosier Mama (left) and Ying O' Fire during a bout on Friday Sep. 18, 2009 at ADVANCE FOR FRIDAY-SUNDAY OCT 2-4--Minnesota RollerGirl Psycho Novia (center) tries to squeeze past Windy City Rollers' Hoosier Mama (left) and Ying O' Fire during a bout on Friday Sep. 18, 2009 at](https://c8.alamy.com/comp/2P815X1/advance-for-friday-sunday-oct-2-4-minnesota-rollergirl-psycho-novia-center-tries-to-squeeze-past-windy-city-rollers-hoosier-mama-left-and-ying-o-fire-during-a-bout-on-friday-sep-18-2009-at-the-brawl-of-america-roller-derby-tournament-in-st-paul-roller-derby-once-popular-in-the-1960s-and-70s-has-made-a-big-comeback-and-leagues-like-the-minnesota-rollergirls-are-sprouting-up-all-over-the-country-ap-photodawn-villella-2P815X1.jpg)