Realme has registered the term MagDart with the EU's intellectual property office (EUIPO). This name seems to mimic that of Apple's new proprietary wireless charging system. Therefore, the Android OEM could be working on similar products, or magnetic accessories of some kind at least.
https://www.notebookcheck.net/Realme-trademarks-what-could-be-a-MagSafe-clone.551473.0.html