Horizon book 3 is called A WARP IN TIME!
That cover is so awesome!
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2010-2016 : 6 years as a Cahill
The Lord of the Books!
The Inventor of the Gavinometer!
King of the 39 Clues Fandom!
Horizoner, Greencloak, SQ, Madrigal, Amulet Keeper, Shadow House Special
Since the very start!
ChaiHam or ChaiJavi