The Yarn Egg is obtained by unlocking the Cat Backyard in Pet Simulator X. Hatching a Yarn Egg costs 136m without mastery.
Pets included in the Yarn Egg[]
- Safety Cat (93%)
- Error Cat (4%)
- Demolition Cat (3.1%)
- Hoverboard Cat (0.27%)
- Rich Cat (??)
- Helicopter Cat (??)