|Great Grandpa Koopa|
|Full Name||Christian "Great Grandpa" Koopa|
|Current Age||90 (Koopa Year: 978)|
|Main Weapon(s)||Grab, Cane|
|Ability/ies||Blue Fire Breath|
Grandpa looks like Bowser except his skin is darker, his hair and eyebrows are gray, and he holds a brown, wooden cane at all times.
Christian can grab his enemies and throw them 3 feet away from him, breathe blue fireballs and blue fire breath, and use his Roaring Sonic Soundwave.