Telyeshek

The research lead of the Planar Exploration Program, and a master of plasmoid artifice. Telyeshek is an overly cautious leader, insisting on safety and security at all costs. They are much older than many plasmoid, retaining decades of knowledge with an incredible memory, and "Yesh" as a reputation as a living library - albeit one that focuses on all the ways things can go wrong.
Appointing Gackthrex as the first live scout to be used in the PEP, they insisted on additional safety precautions, the test only going ahead at Gackt's insistence.