Part 0: Kaiju Arrival in the Mushroom Kingdom

Ever since the attack by S-Class Species or known as Kaiju, they form a defense team, SSSP, Science Special Search Party. While taking care of Kaiju, the gang are all enjoying their relaxation since it never attacks the Mushroom Kingdom, but then it did and SSSP was forced to move in and fought against the threat until a silver giant arrives.

Timeline: After Episode 33 of Season 10