skizzerz |
Pathfinder Adventure, Adventure Path, Lost Omens, PF Special Edition, Starfinder Adventure Path Subscriber
No, you are not forced to explore. It is saying that you may only use the explore power if the top card of the blessings discard pile is Corrupted. If the top card is not Corrupted, you cannot use that blessing to explore again (although you can still discard it to add dice to checks).