Don't think so.
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If anything at most, we should be able to raid gem boxes for a few maybe.
Anything that involves stealing gems (ie: gem boxes) or getting gems from wins will result in the massacre of the poor beginners and is therefore a bad idea. Even if you have some limitations like 'must be within 1 TH level range' or 'capped at x gems per days', these creations of new rules will make the game confusing and likely result in some other issues such a lot of people asking why they're not getting gems
How about the idea of sending clan mates gems or dark, it comes out of pocket of a consumer still, other games have this feature
Trading and donations of gems/resources have been ruled out. Don't forget that we initially start with gems and have easy achievements to get gems so donating those won't always be out of pocket. Same thing for collectors and donations
There's probably other reasons too