<ul data-eligibleForWebStory="true">Prominent trader Crypto Rover highlighted a potential Golden Cross formation on Ethereum's daily chart, indicating bullish signals.The Golden Cross occurs when the 50-day SMA crosses above the 200-day SMA, suggesting strong upward price momentum.Renowned analyst Michaël van de Poppe hinted at a possible historic altcoin bull market based on three key indicators.Van de Poppe suggested that market sentiment and accumulation are setting the stage for a significant uptrend.Ethereum is approaching a Golden Cross, reinforcing the positive market outlook for altcoins.Traders are advised to remain vigilant as momentum builds in the crypto market.Ethereum is currently near important resistance levels, with altcoins showing stability.Analysts anticipate a potential breakout in the near future that could define the summer trading season.