|Bowser||Dry Bowser||Dark Bowser|
"All will sleep eternally in the dark power's embrace!"
-Dark Bowser's line when entering the game.
"Soon the Multiverse will vanish along with all who dwell within!"
-Dark Bowser's second line when entering the game.
-Dark Bowser's third line when entering the game.
Dark Bowser is the final boss and a darker version of Bowser whom appears in Mario & Luigi: Bowser's Inside Story and Mario & Luigi: Bowser's Inside Story DX, where he is the main antagonist. It absorbs Dark Fawful and becomes full with the Dark Star power.
Unlike his normal counterpart, Dark Bowser wants to destroy the Mushroom Kingdom outright.
- Fire Breath
- Heat Resistance
- Super Strength
- Super Jump
- Wall Smash
- Photo Mode
- Character Change (can turn into Bowser or Dry Bowser)