Sci-fi Convention Guest Appearances
-
2022
- La Conve 2022 - March 5-6, 2022 in Monterrey, NL, Mexico 2021
- Tsunami Mérida Comic Con 2021 - December 11-12, 2021 in Mérida, Yuc, Mexico 2019
- La Conve 2019 - November 8-10, 2019 in Monterrey, NL, Mexico
- Tsunami Campeche 2019 - April 6-7, 2019 in Campeche, Mexico
View Mario Castañeda on FanCons.com for 21 additional guest appearances