Dawn did not know much about Hawkins's abilities from his previous life.
Hawkins had shown off his divination at Sabaody, and later in Wano Country, his Scarecrow Cards had also been used for combat. But Dawn truly did not know what Hawkins could interpret through simple divination.
Dawn did not know much about ordinary Tarot Card readings either.
However, Tarot Card divination could be performed even without abilities. Dawn was rather curious about how Hawkins's ability-based divination differed from it.
Of course, letting Basil Hawkins out was not merely because he was curious about divination.
Dawn was not foolish enough to do something risky for that reason alone.
After coming to this world, Dawn could no longer impose the fixed impressions from the anime of his previous life onto living, breathing people. Doing that would be utterly insane.
Basil Hawkins was clearly not a pirate yet. He was simply a lucky man who had eaten a Devil Fruit.
Though Dawn did not know why Hawkins would later embark on the path of piracy, at the very least, he was not a pirate right now.
Besides, Dawn had not changed his mind about recruiting Basil Hawkins. He was only a Supernova from an anime in his previous life—why could he not become a Marine?
If he had arrived earlier, in Garp's era, then as long as he was strong enough, it would have been quite interesting to lure Ace, Sabo, and Luffy over and take them as disciples, just to see how the timeline changed.
Perhaps after becoming Marines, the two of them would discover the World Government's darkness and directly go against it. Two Marines with Conqueror's Haki rebelling—just thinking about it was entertaining.
Putting aside those messy stray thoughts, the others pulled Basil Hawkins out of the barrel after