Top 10 Hardest Mario Bosses

1Bowser X - Mario & Luigi Bowser's Inside Story

Bowser X - Mario & Luigi Bowser


2Cackletta's Soul - Mario & Luigi: Superstar Saga

Cackletta


3The Shadow Queen - Paper Mario: The Thousand Year Door

The Shadow Queen - Paper Mario: The Thousand Year Door


4Culex - Super Mario RPG

Culex - Super Mario RPG


5Elder Princess Shroob - Mario and Luigi Partners in Time

Elder Princess Shroob - Mario and Luigi Partners in Time


6Bonetail - Paper Mario: The Thousand Year Door

Bonetail - Paper Mario: The Thousand Year Door


7Bowser in the Sky - Super Mario 64

Bowser in the Sky - Super Mario 64


8Phantamanta - Super Mario Sunshine

Phantamanta - Super Mario Sunshine


9Tabuu - Super Smash Bros. Brawl

Tabuu - Super Smash Bros. Brawl


10Smithy - Super Mario RPG

Smithy - Super Mario RPG


11Bouldergeist - Super Mario Galaxy

Bouldergeist - Super Mario Galaxy


12Antasma X - Mario and Luigi Dream Team

Antasma X - Mario and Luigi Dream Team


13Dreamy Bowser - Mario and Luigi: Dream Team

Dreamy Bowser - Mario and Luigi: Dream Team


14Dark Bowser & Dark Star Core - Mario and Luigi - Bowser's Inside Story

Dark Bowser & Dark Star Core - Mario and Luigi - Bowser


15Fiery Gobblegut - Super Mario Galaxy 2

Fiery Gobblegut - Super Mario Galaxy 2


16Fawful Express - Mario & Luigi: Bowser's Inside Story

Fawful Express - Mario & Luigi: Bowser


17Shrewd Possessor - Luigi's Mansion: Dark Moon

Shrewd Possessor - Luigi


18Bowser Jr. - Mario and Luigi Dream Team

Bowser Jr. - Mario and Luigi Dream Team


19Giant Baby Bowser - Yoshi's Island

Giant Baby Bowser - Yoshi


20Dark Bowser & Fawful - Mario and Luigi Bowser's Inside Story

Dark Bowser & Fawful - Mario and Luigi Bowser


21Ludwig Von Koopa - New Super Mario Bros. Wii

Ludwig Von Koopa - New Super Mario Bros. Wii


22Giant Bowser - New Super Mario Bros. Wii


23Dark Star X - Mario & Luigi: Bowser's Inside Story

Dark Star X - Mario & Luigi: Bowser


24Shadoo - Super Paper Mario

Shadoo - Super Paper Mario


25Tower Power Pokey - Paper Mario Sticker Star

Tower Power Pokey - Paper Mario Sticker Star


26King Boo and Bowser - Luigi's Mansion


27Shrooboid Brat - Mario and Luigi Partners in Time

Shrooboid Brat - Mario and Luigi Partners in Time


28Squizzard - Super Mario Galaxy 2

Squizzard - Super Mario Galaxy 2


29Princess Shroob - Mario and Luigi Partners in Time

Princess Shroob - Mario and Luigi Partners in Time


30Fiery Dino Piranha - Super Mario Galaxy

Fiery Dino Piranha - Super Mario Galaxy


31Crystal King - Paper Mario


32World 8 Bowser - Super Mario 3D Land

World 8 Bowser - Super Mario 3D Land


33Fawful - Mario and Luigi: Superstar Saga

Fawful - Mario and Luigi: Superstar Saga


34Grodus - Paper Mario: The Thousand Year Door

Grodus - Paper Mario: The Thousand Year Door


35Bowser - Paper Mario: Sticker Star

Bowser - Paper Mario: Sticker Star