While you are facing a lot of enemies, press [L] to aim and shoot with [R]. Continue to press [L] and you will go from enemy to enemy, weakening each without eliminating one by one. You can also do that and dodge shots if they get a chance to shoot you by pressing .

[b]Dart Gun
When you get the Dart Gun from Q, he says it will knock out your enemies for a few hours. However, it will actually kill them in one hit, just like the Golden Gun. Note that it does not have a long range. Save the gun until you are low on health or are surrounded; it is very useful.