Reaper mistargetting

[Chapuz]

When I target a foe's creature, it also targets my creature on the same slot and only MY creature turns into a skele. No Ricochet played.

[serprex]

Other issues that I'll be addressing along with this in next deploy:
- Some improved mutations have undefined actives
- Time barrier doesn't gain charges
- Shtriga doesn't become immaterial

[serprex]

https://github.com/serprex/openEtG/commit/7f4a23ac34ac67ad38add4675fc909f70f4fa9ba