In this rule

Historical Rules · 25 July 2025

Rule 701.56a

Official source text from the 25 July 2025 Rules release

Permalink

To time travel means to choose any number of permanents you control with one or more time counters on them and/or suspended cards you own in exile with one or more time counters on them and, for each of those objects, put a time counter on it or remove a time counter from it. See rule 702.62, “Suspend.”

Find this number in the current Rules