According to Samson Mow (@Excellion), the newly released limited edition Satosphere21 card, a collaboration between @Satosphere21 and @btc_cards, is limited to only 121 units, highlighting increasing demand for exclusive Bitcoin-themed collectibles. This unique card, which incorporates a solar-powered rotating Satosphere designed by @AC_616, is available through satosphere21.com. The scarcity and innovative design suggest heightened interest in crypto collectibles, which could drive secondary market trading volumes and influence related NFT and Bitcoin asset valuations. Verified by Samson Mow via Twitter on May 12, 2025.