Clear the 5th wave on mode 1, 2 or 4

Clear the 10th wave on mode 1, 2 or 4

Clear the 25th wave on mode 1, 2 or 4

Clear the 50th wave on mode 1, 2 or 4

Score 10,000 points on mode 1, 2 or 4

Score 50,000 points on mode 1, 2 or 4

Score 200,000 points on mode 1, 2 or 4

Score 500,000 points on mode 1, 2 or 4

Destroy a bomber on mode 1, 2 or 4

Clear 7 consecutive waves with all 7 of your installations intact, on mode 1, 2 or 4

Score 100,000 points on mode 2

Destroy a fighter that is shooting its laser, without it destroying any of your installations, on mode 1, 2 or 4

Have a destroyed installation rebuilt on mode 1, 2 or 4

Score 200,000 points on mode 2

Go 2 minutes without an enemy ship entering the bottom row, on mode 1, 2 or 4