The Mightiest Minions
From the Super Mario Wiki
The Mightiest Minions is the second bonus level of Bowser's Castle of the Minion Quest: The Search for Bowser mode in Mario & Luigi: Superstar Saga + Bowser's Minions, and by extension the final level in the game.
There are three battles in this mission; the first one has two Chargin' Chucks, two Goombas, two Fly Guys, and a Fire Stalking Piranha Plant in the front, as well as a Chargin' Chuck captain. The next one has a Chain Chomp, two Parabeetles, two Dry Bones, and two Spikes in the front, as well as a Parabeetle captain; Lakitus can be summoned as backup. The last one has two Broozers, three Spear Guys, two Hammer Bros, and a White Magikoopa captain; Parabeetles and Koopa Paratroopas can be summoned as backup.