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Diagnose portal links separately from cargo rules, plan both travel directions, and check a Stone Portal's discovery gates and build bill against your own world.
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Valheim reading path
Start with the ordinary portal pair and exact tags, then test each direction separately. Before using a Stone Portal for metal logistics, verify the saved world rule, both endpoint types, unlock state and return route. The checker is arithmetic from your inputs, not a save-file or gameplay test.
Start from your situation
What is blocking you?
Compare the exact tag and check whether another portal already owns the pairing.
Read the relevant guideCan I bring ore through and return?Check both legs independently; the departure portal may make a mixed Stone/wood pair asymmetric.
Read the relevant guideIs a Portal Stone build ready?Separate discovery gates, Stonecutter placement and the recipe bill before the expedition.
Read the relevant guideValheim guides
2 articlesTrace an unpaired portal by exact tag and test metal cargo separately for the outbound and return portals, including Stone Portals and world rules.
Updated November 5, 2026 · 5 min readVerify the Portal Stone’s discovery requirements, calculate its build materials, and plan a return leg that does not strand restricted cargo.
Updated November 5, 2026 · 6 min readCoverage notes
Check the assumptions before copying a route
These are AI-assisted, source-based guides, not claimed hands-on tests. Each article states its platform or mode limits. Game patches, world settings and mods can change the result.
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