Historical Rules · 25 July 2025
Rule 701.44d
Official source text from the 25 July 2025 Rules release
If multiple permanents are instructed to explore at the same time, the first player in APNAP order who controls (or, in the case of a permanent no longer on the battlefield, last controlled; see rule 701.44c) one or more of those permanents chooses one of them and it explores. Then this process is repeated for each remaining instruction to explore,