Kirsi is a Greencloak, Olvan's neice, who appears in quests in the Spirit Animals game. She was mentioned to have been a Conqueror for a short time, also. In an underground quest, she was revealed to have a crush on Keith.
- "Kirsi" is a Finnish name meaning "frost".
- It may also be a Finnish form of "Christina", meaning "Christian"
- It may also be a shortened version of the Finnish name "Kirsikka", meaning "cherry".