From The TimeSplitters Wiki

Night Shift is a straight-up deathmatch that introduces Leech.

Briefing

It is a night shift at the factory and the Machinist is having a nap. Time to play! Inject some enthusiasm into the other workers before he wakes up. Your health is replenished by damage inflicted so keep up a good hit rate to stay alive!

Information

Match Info:

• Map: Robot Factory
• Type: Leech

Rewards:

• Silver: Leech
• Gold: SentryBot

Medal Requirements:

• Platinum: 1st and 45 Kills
• Gold: 1st and 25 Kills
• Silver: 1st and 15 Kills
• Bronze: 1st

Strategy

Grab a Rocket Launcher and start blowing stuff up, that's all there is to this level, that and speed. You need to make quick kills in this match to get a Gold, using the secondary fire on the Rocket Launcher is a good strategy. Everyone starts with a Rocket Launcher so don't be afraid to use up a lot of rockets.