Here's the entire list of correct guesses so far (let me know if there are any errors or omissions):
1. Zork Grand Inquisitor [Arial Type]
2. Scratches [zobraks]
3. The Legend of Kyrandia 2: The Hand of Fate [kate me]
4. The Longest Journey [Esterlin]
5. Memento Mori [So There]
7. Wallace & Gromit's Grand Adventures: Fright of the Bumblebees [diego]
8. Atlantis: The Lost Tales [So There]
9. Gabriel Knight 2: The Beast Within [kate me]
10. Hans Christian Andersen: The Ugly Prince Duckling [zobraks]
11. Uru: Ages Beyond Myst [SpeedBo]
13. Safecracker 2006 [kate me]
14. Secret Files 2: Puritas Cordis [jhetfield21]
16. Keepsake [So There]
17. Reah [diego]
18. Undercover: Operation Wintersun [SweetDalilah]
19. The Neverhood [Gazzoid]
20. Syberia [SweetDalilah]
21. Ghost Pirates of Vooju Island [diego]
22. Sam & Max Episode 202: Moai Better Blues [Manuel Calavera]
23. The Curse of Monkey Island [Esterlin]
26. Belief & Betrayal [zobraks]
27. Broken Sword: The Shadow of the Templars [Gazzoid]
28. Dreamfall [SweetDalilah]
29. Nancy Drew 11: The Curse of Blackmoor Manor [skeeter_93]
30. Sanitarium [Kurufinwe]
31. Necronomicon [Lady Kestrel]
32. The Black Mirror [Lady Kestrel]
33. Art of Murder: FBI Confidential [Elena]
34. Igor: Objective Uikokahonia [diego]
35. The Cassandra Galleries [Lady Kestrel]
36. Adventure at the Chateau d'Or [zobraks, Lady Kestrel]
37. Agatha Christie: Evil Under the Sun [SweetDalilah]
38. Sam & Max Hit the Road [kate me]
39. The Legend of Lotus Spring [SweetDalilah]
40. Nancy Drew 17: The Legend of the Crystal Skull [skeeter_93]
41. Secrets of Da Vinci [jhetfield21, zobraks]
44. King's Quest VII: The Princeless Bride [Arial Type]
45. Versailles II: Testament of the King [Kurufinwe]
46. Uru: To D'ni [Kurufinwe]
48. Broken Sword 4: Secrets of the Ark (The Angel of Death) [Gazzoid]
50. Escape from Monkey Island [SpeedBo]
51. The Whispered World [So There]
52. The Legend of Kyrandia: Book One [kate me]
54. Nancy Drew 14: Danger by Design [kate me]
55. Nancy Drew 18: The Phantom of Venice [skeeter_93]
56. The Adventures of Willy Beamish [diego]
57. Jack Orlando [zobraks]
58. King's Quest VI: Heir Today, Gone Tomorrow [Arial Type]
59. Quest For Glory II: Trial By Fire (VGA) [Kurufinwe]
60. The Next BIG Thing [jhetfield21]
62. Byzantine: The Betrayal [diego]
63. Morpheus [zobraks]
64. Escape from Monkey Island [SpeedBo]
65. Simon the Sorcerer II: The Lion, the Wizard & the Wardrobe [Gazzoid]
67. Ceville [SpeedBo]
68. Chronicles of Mystery: The Scorpio Ritual [Elena]
69. Versailles II: Testament of the King [Kurunfinwe]
70. Reah [zobraks, kate me]
71. Keepsake [SpeedBo]
72. The Omega Stone [SuperEdy]
73. 80 Days [kate me]
74. Lure of the Temptress [Arial Type]
76. Hans Christian Andersen: The Ugly Prince Duckling [zobraks]
77. AGON: The Lost Sword of Toledo [SuperEdy]
78. Still Life [SweetDalilah]
79. The Watchmaker [zobraks]
82. A Vampyre Story [SpeedBo]
83. The Black Mirror [zobraks]
84. Simon the Sorcerer3D [Gazzoid]
85. Gabriel Knight 3: Blood of the Sacred, Blood of the Damned [Esterlin]
87. Everlight [diego]
88. Zork Nemesis [Arial Type]
90. The Crystal Key 2 [So There]
91. Machinarium [SweetDalilah]
92. Syberia [SweetDalilah]
93. Discworld II [Arial Type]
94. Versailles II: Testament of the King [SweetDalilah]
97. The Legend of Crystal Valley [Arial Type]
98. Jazz and Faust [SuperEdy]
99. realMYST [So There]
102. Broken Sword: Shadow of the Templars [Arial Type, Kurufinwe]
103. Ghost Pirates of Vooju Island [SpeedBo]
104. Leisure Suit Larry 1 (VGA) [Elena]
105. Indiana Jones and the Last Crusade [Kurufinwe]
106. So Blonde [SweetDalilah]
107. Titanic: Adventure Out of Time [Gazzoid]
109. Noir: A Shadowy Thriller [zobraks]
110. Twinsen's Odyssey (Little Big Adventure 2) [Arial Type]
111. Gabriel Knight 2: The Beast Within [kate me]
113. Manhunter 2: San Francisco [Arial Type]
114. Syberia [Panthera]
115. Escape from Monkey Island [zobraks]
117. Outcry [So There]
120. Simon the Sorcerer 4: Chaos Happens [skeeter_93]
121. Cleopatra: Riddle of the Tomb (A Queen's Destiny) [SweetDalilah]
125. Hotel [kate me]
127. Agatha Christie: Evil Under the Sun [zobraks]
130. Gray Matter [Elena]
131. Art of Murder 2: Hunt for the Puppeteer [kate me]
132. Broken Sword 3: The Sleeping Dragon [jhetfield21]
135. Amber: Journeys Beyond [zobraks]
136. Journey to the Center of the Earth [SweetDalilah]
139. The Black Mirror [zobraks]
143. The Adventures of Willy Beamish [Esterlin]
144. Versailles 1685 [Kurufinwe]
145. Agatha Christe: Murder on the Orient Express [Panthera]
147. Simon the Sorcerer 5: Who'd Even Want Contact? [So There]
148. Schizm: Mysterious Journey [Kurufinwe]
150. The Colonel's Bequest [Arial Type]
152. Syberia [Panthera]
153. Baron Wittard: Nemesis of Ragnarok [SuperEdy]
154. Shivers [inm8#2]
B2. Kings Quest II (VGA remake) [Kurufinwe]
I've decided the next round will be roughly 4 hours (or when I post again
).