I will show you a list and a couple of videos of football players who are very aggresive on the pitch.

Joey Barton
Mario Ballotelli
Zlatan Ibrahimovic
Thomas Gravesen
Jaap Stam
Nigel De Jong
Gary Medel
Mark Van Bommel
Johnny Heitinga
Pepe

Sergio Ramos
Ricardo Carvalho
Gennaro Gattuso
John Terry
Marco Materazzi