Bitcoin Slides Toward $84,000 on 18 December 2025 as Longs Unwind

On 18 December 2025, Bitcoin dipped toward $84,000, extending its weekly decline beyond 7%, while Ethereum's seven‑day loss topped 13%. Derivatives liquidations over the past 24 hours exceeded $513 million, led by $167 million in BTC and roughly $127 million in ETH, as RSI and MACD on the 4‑hour chart pointed to persistent bearish momentum.