Reorgs with depth > 1 are very rare (hard to find data). JPT Lovejoy, 2020 found in a 10 month time frame no reorg deeper than 1 (pic). No idea how much "ultra rare sats" and first-come-first-serve runes are worth – divide your estimate by the block reward and you'll be scared. https://m.primal.net/Humw.png nostr:note1g9e7y8rrm7a2l3k2nqat37hut8xcjx0fvv9py0fzhp4v2ndywszq30nhdt