Nintendo isn't actually THAT litigious. A lot of that is overblown, imo to take shots at Nintendo.
They're very protective of their IP, sure. And the Palworld situation is kind of it's whole thing between potentially lifted assets and very specific methods/interactions they were arguing on behalf of. It really wasn't as simple as "Nintendo sues anyone who makes a monster catching game" that some people billed it as.
Hell I just finished Coromon on Switch 2.
Most of their lawsuits boil down to being overly protective of their IP, or going after pirates/pirate adjacent emulators and roms.
This is Star Fox 64 at home. A Coromon comparison is actually pretty apt, thinking about it. It's an '-alike'.
More egregious is that a lot of reviews talk about it not being very good at even that. My fiance is the biggest Star Fox fan in my life and has been clamoring for something actually new for ages and bounced off the demo for Wild Blue Skies pretty hard.
According to her "Enemies are bullet spongey, the controls are clunky, there's not enough visibility, the ship is too fragile and the level design is unintuitive and poor." She said, and I quote, it reminds her of the Mighty Number 9 situation.