Mnemosyne, the Titaness of Memories.
Mnemokinesis is the ability to control memories.
Percy Jackson and the Olympians[]
The Lightning Thief[]
After Percy Jackson kills Alecto, Chiron manipulates the Mist to replace Alecto, disguised as Mrs. Dodds, with another teacher to all students aside from him, Grover Underwood and Percy.
The Titan's Curse[]
While at Westover Hall, Thalia Grace manipulates the mist to make Ms. Gottschalk and Dr. Thorn think she, Percy and Annabeth Chase are students.
The Heroes of Olympus[]
The Lost Hero[]
After moving Jason Grace from Camp Jupiter to Wilderness School, Hera has him wake up with no memory and alters the memories of Piper McLean and Leo Valdez to think they are his girlfriend and best friend respectively.
The Son of Neptune[]
Percy wakes up with no memory as a result of Hera’s actions as well.
Storm Runner Trilogy[]
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Not part of Riordanverse
The following article/section is from the Storm Runner/Shadow Bruja continuity under Rick Riordan Presents and not the Riordanverse canon. |
The Shadow Crosser[]
Adrik is able to steal others' memories. During a trip to the 1980's, he erases the memories of a man Marco scares with his shapeshifting and Jordan and Bird after breaking into their yacht.
Tristan Strong Trilogy[]
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Not part of Riordanverse
The following article/section is from the Tristan Strong continuity under Rick Riordan Presents and not the Riordanverse canon. |
Tristan Strong Punches a Hole in the Sky[]
King Cotton uses the ability to remove Tristan's memories of Eddie Garvey, save for his friend's death, after not giving him Eddie's Journal. After the haint is defeated, Tristan regains the memories.
The Gifted Clans series[]
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Not Part of Riordanverse
The following article/section is from the Gifted Clans continuity under Rick Riordan Presents and not the Riordanverse canon. |
The Last Fallen Star[]
In order to find the last fallen star, Riley Oh is forced to have the memories the Gom and Horangi have of her taken as payment.
Abilities[]
- Alter memories.
- Create false memories.
- Erase memories.
- Steal memories.
- Have an advanced memory.
Users[]
- Mnemosyne
- Hera
- Hecate (via Mist Control)
- Chiron (via Mist Control)
- Thalia Grace (via Mist Control)
- Hecate's Cabin members (via Mist Control)
- King Cotton
- Adrik
- Dokkaebi at the Temple of the Gifted Community Los Angeles