A few trip wires accross the pond especially the shallow parts as they don't like anything that touches their legs. Maybe a few at about 4ft high too to stop it landing/taking off.
Or a 22 pellet straight through its bonce.
Are people really worried that the mercenaries will leave and go to another league? I don't care if the Premier league isn't the best in the world.
Might be a good thing to drop to the levels of Germany and Holland. Might even get local players playing for local clubs.