| HOLY MAMA!|
|Enemies||Waluigi and Bulborb|
|Hates||Waluigi and Bulborb|
|Clothing color||Red Collar|
|First appearance||The Pet Show|
|Latest appearance||Mario Gets Framed!|
|Plush Player||SFX used|
Polterpup is very loving and loyal to his owner, Luigi, and extremely protective of him.
Luigi is Polterpup's owner. and probably the person closest to him. Luigi often stands up for his pet and vice versa. The two play very frequently, and overall have a good relationship.
Waluigi is considered to be Luigi's rival, and brings his own pet, Bulborb, to the pet show.
Bulborb is considered to be his rival in the pet show.