Sonic the Hedgehog:

1. Sonic the Hedgehog [16-bit] (1991) [Genesis]
2. Sonic the Hedgehog [8-bit] (1991) [Master System]
3. Waku Waku Sonic Patrol Car (1991) [arcade]
4. Sonic the Hedgehog 2 [16-bit] (1992) [Genesis]
5. Sonic the Hedgehog 2 [8-bit] (1992) [Game Gear]
6. Sonic Cosmo Fighter (Galaxy Patrol) (1993) [arcade]
7. SegaSonic Popcorn Shop (1993) [arcade]
8. SegaSonic Arcade (1993) [arcade]
9. Sonic CD (1993) [Sega CD]
10. Sonic Chaos (1993) [Game Gear]
11. Sonic Spinball (1993) [Genesis]
12. Dr. Robotnik's Mean Bean Machine (1993) [Genesis] [Game Gear]
13. Sonic the Hedgehog 3 (1994) [Genesis]
14. Sonic Drift (1994) [Game Gear]
15. Tails and the Music Maker (1994) [Sega Pico]
16. Sonic the Hedgehog's GameWorld (1994) [Sega Pico]
17. Sonic & Knuckles (1994) [Genesis]
18. Sonic the Hedgehog: Triple Trouble (1994) [Game Gear]
19. Sonic Drift 2 (1995) [Game Gear]
20. Kuckles: Chaotix (1995) [Genesis 32X]
21. Tails': Skypatrol (1995) [Game Gear]
22. Tails Adventure (1995) [Game Gear]
23. Sonic Labyrinth (1995) [Game Gear]
24. Sonic the Fighters (Sonic Championship) (1996) [arcade]
25. Sonic's SchoolHouse (1996) [Sega Pico]
26. Sonic: 3D Blast (1996) [Genesis]
27. Sonic: Blast (1996) [Master System]
28. Sonic: Jam (1997) [Saturn]
29. Sonic: R (1997) [Saturn]
30. Sonic: Adventure (1999) [Dreamcast]
31. Sonic: Shuffle (2000) [Dreamcast]
32. Sonic: Adventure: 2 (2001) [Dreamcast] [GameCube]
33. Sonic: Advance (2002) [Game Boy Advance]
34. Sonic: Mega Collection (2002) [GameCube]
35. Sonic: Advance 2 (2003) [Game Boy Advance]
36. Sonic: Adventure DX (2003) [GameCube] [PC]
37. Sonic: Heroes (2004) [PlayStation 2] [Xbox]
38. Sonic: Battle (2004) [Game Boy Advance]
39. Sonic: Advance 3 (2004) [Game Boy Advance]
40. Sonic: Mega Collection - Plus (2004) [PlayStation 2] [Xbox]
41. Sonic: Gems - Collection (2005) [PlayStation 2]
42. Shadow the Hedgehog (2005) [PlayStation 2]
43. Sonic: Rush (2005) [DS]
44. Sonic: Riders (2006) [PlayStation 2]
45. Sonic the Hedgehog [2006] (2006) [PlayStation 3]
46. Sonic: Rivals (2006) [PSP]
47. Sonic and the Secret Rings (2007) [Wii]
48. Sonic Rush: Adventure (2007) [DS]
49. Sonic: Rivals 2 (2007) [PSP]
50. Sonic: Riders - Zero Gravity (2008) [PlayStation 2]
51. Sonic Chronicles: The Dark Brotherhood (2008) [DS]
52. Sonic: Unleashed (2008) [PlayStation 3]
53. Sonic and the Black Knight (2009) [Wii]
54. Sonic & Sega All-Stars: Racing (2010) [Wii]
55. Sonic the Hedgehog: 4 - Episode I (2010) [Wii] [PlayStation 3] [Xbox 360]
56. Sonic: Colors (2010) [Wii] [DS]
57. Sonic Generations (2011) [3DS] [PlayStation 3] [Xbox 360] [Windows]
58. Sonic the Hedgehog: 4 - Episode II (2012) [PlayStation 3] [Xbox 360]
59. Sonic & Sega All-Stars: Racing - Transformed (2012) [PlayStation 3]
60. Sonic: Jump (2012) [iOS] [Android]
61. Sonic: Dash (2013) [iOS] [Android]
62. Sonic: Lost World - Deadly Six bonus edition (2013) [Wii U] [3DS] [Windows]
63. Sonic: Jump - Fever (2014) [iOS] [Android]
64. Sonic Boom: Rise of Lyric (2014) [Wii U]
65. Sonic Boom: Shattered Crystal (2014) [3DS]
66. Sonic: Runners (2015) [Android]
67. Sonic: Dash 2 - Sonic Boom (2015) [iOS] [Android]
68. Sonic Boom: Fire & Ice (2016) [3DS]
69. Sonic: Runners - Adventure (2017) [Android] [iOS]
70. Sonic Mania (2017) [PlayStation 4] [Switch] [Xbox One]
71. Sonic: Forces - Speed Battle (2017) [iOS] [Android]
72. Sonic: Forces (2017) [Switch]
73. Sonic Mania: Plus (DLC) (2018) [PlayStation 4] [Switch] [Xbox One]
74. Team Sonic Racing (2019) [PlayStation 4] [Switch] [Windows] [Xbox One]

World of WarCraft:

1. World of WarCraft [2004]
2. World of WarCraft: The Burning Crusade [2007]
3. World of WarCraft: Wrath of the Lich King [2008]
4. World of WarCraft: Cataclysm [2010]
5. World of WarCraft: Mists of Pandaria [2012]
6. World of WarCraft: Warlords of Draenor [2014]
7. World of WarCraft: Legion [2016]
8. World of WarCraft: Battle for Azeroth [2018]
9. World of WarCraft: Shadowslands [2020]
10. World of WarCraft: Dragonflight [2022]
11. World of WarCraft: The War Within [2024]
12. World of WarCraft: Midnight [2026]