SpongeBob SquarePants in Ash Versus The Tetris Attack Crew is Pikachufreak's first SpongeBob's Adventures series and the first Puzzle League Crossover. It stars SpongeBob SquarePants, Patrick Star, Squidward Tentacles, Sandy Cheeks, Mr. Krabs and Plankton (all from SpongeBob SquarePants). The Bikini Bottom Crew will join Ash Ketchum, Misty, Brock, Tracey Sketchit and Gary Oak in their epic adventures as they face all 28 members in 28 episodes consisting of Calista, Bailey, Joe, Miki, Marina, Chopper, Aya, Charmaine, Damian, Alex Davis, Koji, Ken, Mikey, A.J., Krystal, Ethan, Seymour, Suzy, Chigusa, Rebecca, Ralph, Nelson, Dario, Mandi, Tsuyoshi, Goneff, Tyson and Braggo.
Minor Guest Stars
- Scooby-Doo, Fred Jones, Daphne Blake, Shaggy Rogers and Velma Dinkley (all from What's New, Scooby-Doo?, working with The Bikini Bottom Crew)
- Cliff Feltbottom, Lube Ignatius, Shriek Dubois and Rancid Rabbit (all from CatDog, working with Team Rocket and Giovanni)