This isn't a deck - It's just a list of cards which are used a lot in Trinity.
Some cards on this list - such as Skull Meister - Don't see much play, but I think that they're just underplayed.
You can read more about Trinity Format here:
https://ygoprodeck.com/getting-started-in-trinity-yu-gi-oh/
Or watch the intro video here:
https://www.youtube.com/watch?v=qaOcA2h55lQ
Or see the full most-played-cards statistics here:
http://www.trinityyugioh.ml/