 They can also pick up other power-ups with various effects, including a wrapped gift (additional ammo for Harry's current weapon), a money bag (30 additional credits; coins dropped by enemies are worth 5 credits each), and a 1-up icon (an extra life, plus full health).The game progress can be saved through the use of computer terminals scattered across the levels.To advance to the next level, Harry needs to rescue all the hostages, then use the elevator.