Mario 64 showed everyone a proper 3D platformer when Crash was still under the impression that a linear route was the only option.
Halo introduced the idea of regenerating health in FPS, something that literally every FPS does nowadays. Halo 2 also kicked online console shooters into the mainstream during a generation where not every platform even came with a modem.
Mario Bros just happened to do it correctly and in a format that everyone began to copy.
The difference here is BotW isn't being copied. It was the one that copied. No ground was broken, only perfected.
Actually multiple games have borrowed from BOTW, but that's beside the point. Even if nobody tried to copy it, that wouldn't change the fact that it did new things.
What did it do that was new?