[xEF]

Код:

public OnPlayerTakeDamage(playerid, issuerid, Float:amount, weaponid)
{
        new Float:h
        GetPlayerHealth(issuerid,h);
        new skin1, skin2;
        skin1 = GetPlayerSkin(playerid);
        skin2 = GetPlayerSkin(issuerid)
	if(skin1 == skin2)
	{
	SetPlayerHealth(issuerid,h);
	}
	return 1;
}

Not tested yet.

Regards,
Rodri.