"The invasion is coming, Lord Vader. But I have now bought the Empire time to prepare."
―Thrawn, to Darth Vader
The Grysk first appeared in Timothy Zahn's 2018 canon novel Thrawn: Alliances as the primary antagonists. The Grysk share several similarities with the Yuuzhan Vong species from Star Wars Legends, who originated from Del Rey's 1999-2003 book series Star Wars: The New Jedi Order, including parallels such as both being a threat to the Chiss Ascendancy hailing from the Unknown Regions and enslaving other races. Both species are also described as having sloping foreheads and skull-like faces. A major difference, however, is that the Grysk use conventional mechanical technology rather than biotechnology.
Grysk
The Grysks were a warlike sentient species that lived in the Unknown Regions. According to Chiss Grand Admiral Thrawn, they should not be underestimated and, if they fled, it would be because they chose to leave the battle. Thrawn believed that the Grysks were such a danger that they posed a...
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