Found this bug by going through the Breed option for the Easter Jumper.
Version: 0.69.420-PUBLIC#1763 Message: null is not an object (evaluating 'e.getClassName') Stack:
value@https://www.fenoxo.com/play/TiTS/release/main.4c609c02.js:1:1813265
value@[native code]
s@https://www.fenoxo.com/play/TiTS/release/main.4c609c02.js:1:10233124
```
Version: 0.69.420-PUBLIC#1763 Message: null is not an object (evaluating 'e.getClassName') Stack:
value@https://www.fenoxo.com/play/TiTS/release/main.4c609c02.js:1:1813265
value@[native code]
s@https://www.fenoxo.com/play/TiTS/release/main.4c609c02.js:1:10233124
```