Young Justice vs. Gamera

Young Justice vs. Gamera is an American-Japanese animated superhero kaiju direct-to-video film co-produced by Warner Bros. Animation, DC Entertainment, and Kadokawa Cooporation. It is a crossover between the Gamera film series and Young Justice. It takes place after the events of Gamera: Guardian of the Universe and Young Justice season 1.

Plot Synopsis
Intergang has created a deivce that opens a portal to another dimension, which however transports Gamera into Earth-16.