Roy Koopa (captured), Morton Koopa jr. (Captured), Ludwig Von Koopa, Larry Koopa (Captured), Wendy O Koopa (Captured), Iggy Koopa (Captured), Lemmy Koopa (Captured), Bowser Jr.
Behind the Scenes
First Appearance:
Phineas and Ferb Across the 2nd Dimension
Voiced by:
Frank Welker
Bowser Koopa was the leader of Koopa army now he is a member of The Resistance and the second dimension counterpart of Bowser.
Mushroom Kingdoom Invasion[]
One day Bowser has going to capture the princess peach but during the way a squad of Normbots appears and they are attacking the mushroom Kingdom, Bowser and two of his sons have scaped for the attack but their saw the Normbots turning the Kingdom into Quantum Bay.
Joining to The Resistance[]
After the Attack Bowser and his two sons Ludwig and Bowser Jr. going to the real world for help but when they go to Danville they saw the city under the rule of the same guy who destroys the kingdom, a squad of Normbots attacks them but Candace and The Resistance helps them, Grateful for having helped them decided to join the resistance. Tank has build a Bazooka for Bowser, Now he likes to help the people