TNot an Adult
MLP: FiM
Sad
Slice of Life
Twilight Sparkle has been living a lie. Everypony told her what a beautiful and accomplished mare she was. Everypony thought she was a responsible adult. They were wrong. She was still just a filly trying to stumble her way through life.
Twilight
Sapidus3 · 4.2k words · 871 31 · 10k views
EHorn Marrow
MLP: FiM
Slice of Life
Shining Armor has been infected by a Changeling poison that threatens to destroy his magic or worse. When Twilight and her family are tested to see if they could be potential horn marrow donors, an old family secret is brought to life.
Twilight
Rarity
Celestia
Luna
Sapidus3 · 4.1k words · 565 40 · 8.2k views
TOne Night a Year
MLP: FiM
Romance
One night a year, on the Eve of the Summer Sun Celebration, Princess Celestia is sad, at least according to Twilight's observations. She has a plan, a boardgame, and is determined to try to cheer up her mentor.
Sex
Twilight
Celestia
Sapidus3 · 5k words · 873 23 · 11k views
EPlus One
MLP: FiM
Romance
Comedy
Twilight is confused when she receives an invitation to a party that seems to assume she has a plus one already. Celestia is confused that Twilight is confused. They are dating, right?
Fluttershy
Twilight
Rarity
Celestia
Sapidus3 · 3.2k words · 1,199 46 · 17k views
EMysterious and Metaphorical Meanings of Marks
MLP: FiM
Comedy
Victorious over the vicious villain, thoughtful Twilight is taught the true talents and metaphorical meanings of the marks of the pretty pony princess.
Twilight
Celestia
Luna
Sapidus3 · 1.1k words · 107 2 · 1.7k views
EMisunderstanding
MLP: FiM
Romance
Comedy
Slice of Life
During what started as a perfectly fine Lunch, Twilight learns that her friends have somehow gotten it into their heads that she is in a relationship with her mentor and idol Princess Celestia.
Twilight
Rarity
Celestia
Main 6
Sapidus3 · 4.6k words · 1,716 46 · 22k views

Serious Sad/Dark Stories

Equestria's Twilight This is the story of the end. This is the story of the death of Equestria. by Sapidus3 140,052 words · 1,019 · 27
After the Fall Everyone is dead. She doesn't know who is responsible, just that somepony activated the ultimate weapon. Only four ponies survived and now try to find meaning in the great wasteland. Celestia will just be happy if she can find a way to heal Twilight. by Sapidus3 22,719 words · 352 · 10
Influence After an innocent conversation, Shining Armor is feeling uneasy about his wife’s special talent and even more worried about something he learns regarding Princess Celestia. Luckily for him his sister is one of the most talented ponies in Equestria. by Sapidus3 6,580 words · 311 · 32
Not an Adult Twilight Sparkle has been living a lie. Everypony told her what a beautiful and accomplished mare she was. Everypony thought she was a responsible adult. They were wrong. She was still just a filly trying to stumble her way through life. by Sapidus3 4,178 words · 871 · 31
Diary One Hundred and Thirty Eight I know I'm not really her. Celestia is dead and gone. But I feel like I'm her, even though I'm not even a real pony. Twilight needs Celestia, so I will do my best to be Celestia. - An Equestria's Twilight Side Story - by Sapidus3 6,105 words · 90 · 3

Comedies

Plus One Twilight is confused when she receives an invitation to a party that seems to assume she has a plus one already. Celestia is confused that Twilight is confused. They are dating, right? by Sapidus3 3,216 words · 1,199 · 46
Mysterious and Metaphorical Meanings of Marks Victorious over the vicious villain, thoughtful Twilight is taught the true talents and metaphorical meanings of the marks of the pretty pony princess. by Sapidus3 1,057 words · 107 · 2
Misunderstanding During what started as a perfectly fine Lunch, Twilight learns that her friends have somehow gotten it into their heads that she is in a relationship with her mentor and idol Princess Celestia. by Sapidus3 4,605 words · 1,716 · 46
Controlled Burn A wildfire is heading towards Ponyville, but luckily Twilight Sparkle has a plan. by Sapidus3 3,603 words · 36 · 3
A Princess and a Potion, a Curse and a Cure Twilight confesses her love to Princess Celestia, only to make a suprising discovery by Sapidus3 6,755 words · 232 · 12

Serious Non-Sad Stories

Horn Marrow Shining Armor has been infected by a Changeling poison that threatens to destroy his magic or worse. When Twilight and her family are tested to see if they could be potential horn marrow donors, an old family secret is brought to life. by Sapidus3 4,062 words · 565 · 40
One Night a Year One night a year, on the Eve of the Summer Sun Celebration, Princess Celestia is sad, at least according to Twilight's observations. She has a plan, a boardgame, and is determined to try to cheer up her mentor. by Sapidus3 4,996 words · 873 · 23