My favorite rubber stamps

What are your favorite rubber stamps that you often use? I love circles, particularly in geometric patterns. I get asked a lot about these particular stamps, so here is where I found them. Clockwise from the top.
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1) Club Scrap ©️ 2009 - I found it at a used art supply sale, so I don't know where to find it, other than possibly eBay.
2) 100 Proof Press - ordered online. Look under "designs" in the rubber stamp shop.
3) Club Scrap - used eBay.
4) 100 Proof Press - ordered online. Look under "designs".
5) Club Scrap ©️ 2005 - used eBay.

Here are some examples of how I use them: