Operation: Heaven's Gate
Majestic Prince - Season 1

DESCRIPTION

The members of Team Rabbits make a beeline to the Wulgaru's dimentional gate in an attempt to destroy it and stop the invasion, but another enemy commander stays in their way and Tamaki confronts her by herself to avenge her friend from Team Doberman. Once the enemy is defeated, all hope seems lost when their plan to bring down the gate ends in failure.