Based on the provided search results, predicting which coin will 'pump' today (December 6th) is difficult. However, the search results suggest potential for gains in several coins. Notably, HARRIS DOGS (#DOGS ), Beers (#BEER ), and #PEPE #TRUMP appear as top gainers. Additionally, PIPPIN showed strong performance recently. The search results also mention $XNY with potential for high volatility. However, past performance doesn't #guarantee future gains, and trading cryptocurrencies involves significant risk due to market volatility. Investors should conduct thorough research and consider their risk tolerance before investing.