🤑 Indie game store🙌 Free games😂 Fun games😨 Horror games
👷 Game development🎨 Assets📚 Comics
🎉 Sales🎁 Bundles

Yes! If you buy the pack here on itch you can use them in unity.

Only if you buy them on the official RPGMaker site are they restricted to RPGMaker with a different license.
Thanks! Good luck!