He said: “I’m well suited to the English game and I’ll play just like my nickname suggests — like a bull.
“I’ll get stuck in where others might not and I know supporters will love the way I play.
“This is a unique opportunity for me. I wanted to leave Villarreal because this is a massive opportunity for me and luckily it was also good business for the club.
“Newcastle were the only team to put in a hard offer for me and although I don’t have much experience of the English game, Newcastle look as if they have a good team.”