I have emailed you them, They work OK in Unity which is what they're designed for, but PNG's should be able to load into other engines without a problem. I also sent you Sci Fi Pack 2 for FREE. I hope they work for .
Hello, I have received your file. The content is correct.
Thank you for your gift (Sci Fi Pack 2).
I have purchased this series before. They are really great assets. thank you.