Companions randomly drop in main quests mode and the Domain of Trials mode and help Senia during battles with their attack power and special skill. The drop rate is as follows:
2 Star Companion Card - 49%
3 Star Companion Card - 10%
4 Star Companion Card - 35%
5 Star Companion Card - 6%
Companions can also be obtained by tapping the 'Shop' button at the menu bar and selecting either 'Limited Edition' or 'Amethyst Chest' and spending the indicated amount of amethyst. To upgrade a companion so you unlock more talents for them you will need have a certain amount of cards. You can find out how many cards are required by going to the 'Companion' menu, this can be found underneath the companion portrait. Once you meet the requirement tap the companion icon followed by the 'Upgrade' button. All companions belong to one of the following elements:
Fire - Red
Wind - Green
Water - Blue
Light - Yellow
Dark - Purple
Listed below are the companions along with their Star rating that can be unlocked:
1 Star Companion
Mochicat
Mushroom
Mushyroom
Cloakie
Red Demon
Twistyshroom
Eggchicken
Jelly
Popo
2 Star Companion
Warlock
Priest
Guard
Succubus
Skeleton
Baby Griffin
Mandala
Unicorn
Knight Apprentice
Owl
3 Star Companion
Chest
Santum Popo
Husky
Angelsheep
Devilsheep
Fairy Mochiacat
Doge
4 Star Companion
Huge Mushyroom
Meowmeow Mochicat
Slime Boss
Griffin
Shadow Fiend
Succubus Liz
Captain Gritt
Captain Edgar
Demon Lord
5 Star Companion
Hugo
Nia
Magaleta
Briella
Sophie
Seti
Rita
Medea
Veracia
Fire Elf Monarch - Sharo
Water Elf Monarch - Undina
Wing Elf Monarch - Mafka
Light Elf Monarch - Aurora
Dark Elf Monarch - Nyx
Goddess of Eternity - Aphinor