Not a bad idea, but remember AirTags are to help find misplaced items and it might not work since it is designed to prevent folks from using it to track people without their permission.

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If someone else's AirTag finds its way into your stuff, your iPhone will notice it's traveling with you and send you an alert. After a while, if you still haven't found it, the AirTag will start playing a sound to let you know it's there.

AirTag lets you easily track things like your keys, wallet, purse, backpack, luggage, and more. Simply set it up with your iPhone, iPad, or iPod touch and attach it to your item, and your AirTag shows up in the Items tab in the Find My app.

Yup, I think in the stolen TMNT thread, it was pawned for $300.

Folks move pins with head up and legs on all the time. Load it in their van and split.