The guardians all have specific roles and are very important characters. They support the Sailor Senshi, help move the plot along, and offer valuable information. Pegasus is included in this section separate of Helios, because in the manga they are two separate characters.

Guardian Animals:
Luna
Phobos & Deimos
Artemis
Luna-P
Diana
The Pink Kitten ^[1]
Pegasus

Maenad ^[1]

Sailor Power Guardians ^[1]:
Guardian Mercury
Guardian Mars
Guardian Venus
Guardian Jupiter
Guardian Saturn
Guardian Pluto
Guardian Neptune
Guardian Uranus

Guardian Cosmos ^[1]

Notes:
[1.] This character was manga only
[2.] This character was anime only
[3.] This character was musicals only
[4.] This character was PGSM only
[5.] This character was video game only