Time to kill? Spot all 56 videogames in this picture

Because you never cared about keeping your job anyway, here’s a huge piece of awesome pixel art featuring no less than 56 references to different videogames from the last few decades. You can see the full picture here, so get spotting!

Also, I need this on a poster.

UPDATE: Answers!

1. Call of Duty
2. OutRun
3. Frogger
4. Home Run
5. 720
6. NBA Jam
7. Flower
8. Rampage
9. Worms
10. Punch-Out
11. Burger Time
12. Balloon Fight
13. Vanguard
14. Minesweeper
15. Face Off
16. Stargate
17. Star Castle
18. Golden Tee
19. DragonBall Z
20. Halo
21. Discs of Tron
22. Tron
23. Crossbow
24. Shadow of the Colossus
25. Tiger Heli
26. Burnout
27. Super Cobra
28. Space Ace
29. Boulderdash
30. Smash TV
31. Silent Hill
32. Birdie King
33. R-Type
34. Missile Command
35. Food Fight
36. Time Splitters
37. Bomberman
38. Golden Axe
39. Double Dragon
40. Bejeweled
41. Donkey Konga
42. Fallout
43. Paperboy
44. Firetruck
45. Guitar Hero
46. Spy Hunter
47. Joust
48. Asteroids
49. Dig-Dug
50. Popeye
51. Goldeneye
52. Sea Wolf
53. Starfox
54. Mouse Trap
55. Defender
56. Metal Slug

[Arcade Aid, via Geekologie, via jayisgames]