"how to counter 3 shadow strikers in opponents team?"

If you have 5 players with SA of fouls, is a guarantee that they, all will score a foul? no.

Is a guarantee that a 6* player with SA will use well the SA? no.

Is a guarantee that a team with 3 shadow strikers will have 3 cool guys and will have the record guiness of score goals? no.

Just be sure your sefenders are a guarantee, put blue arrows, to have more security in defense, and keep your mind, in score you. No goal for you no victory mate. attack attack attack!