17 cards where the name is exactly “hedron archive”

Hedron Archive (Commander Masters #952)
Hedron Archive (March of the Machine Commander #359)
Hedron Archive (Starter Commander Decks #266)
Hedron Archive (Jumpstart 2022 #774)
Hedron Archive (The Brothers' War Commander #142)
Hedron Archive (Warhammer 40,000 Commander #240★)
Hedron Archive (Warhammer 40,000 Commander #240)
Hedron Archive (Dominaria United Commander #184)
Hedron Archive (Commander Legends: Battle for Baldur's Gate #861)
Hedron Archive (Secret Lair Drop #691)
Hedron Archive (Commander 2021 #244)
Hedron Archive (Time Spiral Remastered #395)
Hedron Archive (Jumpstart #468)
Hedron Archive (Commander 2019 #214)
Hedron Archive (Commander 2018 #206)
Hedron Archive (Commander 2017 #213)
Hedron Archive (Battle for Zendikar #223)

The message was clear to Sorin—time to search for something else.