After people started completing the Pinkie Previews, an Anon took it upon himself to create achievements for it.
Thread 80 Achievement
Thread 81 Achievement
Thread 82 Achievement
Thread 83 Achievement. In the last 100 posts of the thread, people completed Pinkie's prophecies at the last moment.
Thread 84 Achievement. There were two versions of a Pinkie Preview coming true.
Thread 85 Achievement. Fulfilled on the 490th post.
Thread 86 Achievement. Prophecies fulfilled on finale.
Thread 87 Achievement
Thread 88 Achievement. Fulfilled on a post that had triple digits.
Thread 89 Achievement. Fulfilled with a party.
Thread 90 Achievement. 4 prophecies completed at once.
Thread 91 Achievement. 31 threads without the thread falling, breaking the curse.
Thread 92 Achievement. Fulfilled with lucky 7 trips on the post.
Thread 93 Achievement. 4-in-1, Two versions of a prophecy, and some extra prophecies were completed. G was changed to P for Pinkie Prophecy Points.
Thread 94 Achievement. Ending on something lewd.
Thread 95 Achievement. Ended with burning fanservice.
Thread 96 Achievement. Two prophecies fulfilled on dubs.
Thread 97 Achievement. Attacked a rival in a panda suit.
Thread 98 Achievement. Aryanne appeared in an omake.
Thread 99 Achievement. Fulfilled with a lewd story.
Thread 100. Completed in the first 100 posts.
Thread 101 Achievement. Double the prophecies.
Thread 102 Achievement. Fulfilled by talking to Rarity about Smut.
Thread 103 Achievement. Fulfilled with a spank to Rarity's ass.
Thread 104 Achievement. Fulfilled by crashing parties.
Thread 105 Achievement. Spooky special.
Thread 107 Achievement.
Thread 108 Achievement.
Thread 109 Achievement.
Thread 110 Achievement.
Thread 111 Achievement.
Thread 112 Achievement.
Thread 113 Achievement.
Thread 114 Achievement.
Thread 115 Achievement.
Thread 116 Achievement.
Thread 117 Achievement.
Thread 118 Achievement.
Thread 119 Achievement.
Thread 120 Achievement.
Thread 121 Achievement.
Thread 122 Achievement.
Thread 123 Achievement.
Thread 124 Achievement.
Thread 125 Achievement.
Thread 126 Achievement.