Bitcoin slid to the $85,000 level on December 15, extending its recent decline as global macro risks, leverage unwinding, and thin liquidity collided. The drop erased more than $100 billion from the total crypto market cap in just days, raising questions about whether the sell-off has finished. While no single catalyst caused the move, five overlapping forces pushed Bitcoin lower and could keep pressure on prices in the near term. Bank of Japan Rate Hike Fears Triggered Global De-Risking The biggest macro driver came from Japan
source: https://beincrypto.com/bitcoin-price-crash-reason-analysis/