Board Thread:Show-Related Questions and Answers/@comment-10745887-20161024002352/@comment-5679696-20161024004507

No, the ways are not the same. Most of the regular ways of world-crossing cannot take you to the Land Without Magic (some examples being Rabbit Holes, Jefferson's Hat, Mermaid's ability, Slippers).

And yes, the Dark Curse brought a lot of magic to the LWM. It took a great deal of dark magic to keep time frozen and nobody noticing it. It even affected Henry.