People are starting to take altseason seriously again, and there’s a chart making quite a buzz in the community. I saw an analysis by Crypto Patel circulating a lot that points to a very interesting pattern in the ALTS/BTC chart that has repeated in almost all major cycles so far.

The idea is pretty simple: altcoins stay quiet for long periods, but when the rotation begins, the move can be explosive. The chart shows this pattern repeating as we go deeper into 2026. It doesn’t guarantee anything, but it’s understandable why so many traders are watching this, especially after what happened in 2018 and 2021.

The ALTS/BTC chart basically tracks how altcoins perform relative to Bitcoin over time. Notice that altcoin dominance has been following an upward channel for several years, and whenever it hits the bottom of the channel, the result is a big breakout in the future. In 2018, altcoins surged when Bitcoin’s momentum cooled off, and that’s the first clear peak. It happened again in 2021 when altcoins had a strong rally while Bitcoin’s dominance stopped rising.

Now, the ALT chart is showing the price at the bottom of the channel once again, which is why some traders think the market could follow the same pattern this time. Altseason usually comes after Bitcoin has done the heavy lifting. BTC’s price tends to move first because it’s the most liquid and reliable asset, so money flows there first. When Bitcoin starts to slow down or trades sideways, traders begin looking for bigger gains elsewhere. That’s when altcoins come into play.

Altcoins are smaller, more volatile, and move much faster once liquidity flows into them. This is the cycle Patel is pointing out: Bitcoin leads first, then the rest of the market follows with much sharper percentage moves once the rotation begins.

2026 is getting attention precisely because the chart shows the market approaching the same breakout zone that triggered altcoin rallies in previous cycles. If the channel continues to hold, the next significant bull phase could arrive as capital moves away from Bitcoin again. It doesn’t mean a supercycle is guaranteed, but it explains why traders are starting to position early. The pattern has already repeated twice, and crypto markets have a history of moving in rhythmic waves where dominance oscillates between Bitcoin and altcoins.

The most important thing to remember is that altcoin seasons rarely start with excitement. They usually begin after months of boredom, major pullbacks, and widespread doubt, which is why early accumulation phases feel uncomfortable. When retail traders realize what’s happening, most of the move has already played out. That’s the key point in Patel’s analysis. The market may still be in the calm phase of the cycle, but if the rotation pattern repeats, the next altcoin rally could happen much faster than most expect once momentum picks up again.

The 2026 altseason is still a forecast, but the ALTS/BTC chart is showing a pattern traders have seen before. It happened in 2018 and 2021, where the same structure occurred: Bitcoin led first, then altcoins took over when dominance started to move. If this rotation begins again, altcoins could be next in line for a significant breakout phase. For now, the chart is enough to make the market start talking about altseason again because the pattern looks very similar to the early stages of previous cycles.