So, here's a fun thing that happens sometimes in the stock market: a company says "hey, we think we're going to make this much money this quarter," and then a few weeks later they say "actually, we think we're going to make a lot more." Investors tend to like that second part.

That's essentially what happened with Unity Software Inc (U) on Thursday. The company, which makes the game engine that powers a huge chunk of the video game industry, released preliminary results for the first quarter that were, in financial parlance, "way better than we told you before."

The numbers tell the story. Back when Unity gave its official guidance, it told everyone to expect first-quarter revenue in the range of $480 million to $490 million. The new, preliminary view? Try $505 million to $508 million. That's a meaningful bump up.

But the real eye-opener is on the profitability side. The company's guidance for adjusted EBITDA—a measure of core profitability—was originally $105 million to $110 million. The new preliminary range is $130 million to $135 million. That's not just a little beat; that's a statement.

So what's driving this outperformance? According to the company, it's their Unity Vector product. They expect it to grow 15% sequentially in the first quarter, and it's apparently delivering "robust growth each quarter." In the words of President and CEO Matt Bromberg, it's "driving results meaningfully above our guidance."

Alongside the numbers, Unity also announced a strategic shift. The company will be sunsetting its ironSource Ads Network, effective April 30. The rationale, according to the release, is that this change "will drive faster revenue growth and higher adjusted EBITDA." It's a streamlining move, focusing resources on what's working—namely, Vector.

Bromberg summed up the company's position: "Today's actions will accelerate Vector's impact on our business, enhancing both revenue growth and profitability."

The market's reaction was swift and decisive. Unity Software shares were up 15% in after-hours trading, changing hands around $19.70. When a stock jumps that much after the closing bell, it's a clear signal that investors see the new numbers not just as a one-quarter beat, but as a potential inflection point for the business. The game, it seems, has changed.