if (IsValidClient(ent1) && IsValidClient(ent2)) { if (GetClientTeam(ent1) != GetClientTeam(ent2)) { result = true; return Plugin_Handled; } result = false; return Plugin_Handled; } return Plugin_Continue;stock bool:IsValidClient(client) { if (0 < client <= MaxClients && IsClientInGame(client)) return true; return false; }