General Planeswalkers - Can track other planeswalkers

Vraska said, “They’re not Planeswalkers. They don’t understand…the rules.”

“Enlighten us,” said Aurelia.

Ral said, “A Planeswalker can follow another Planeswalker in his or her immediate wake.”

“But the key word,” Vraska emphasized, “is ‘immediate.’ ”

Kaya nodded. “After this much time, there’s simply no way for the three of us to track our ‘targets’ down, assuming we even agree to the hunt.”

***

War of the Spark: Forsaken, Chapter 3