Waking Nightmare

From Archon Arcana - The KeyForge Wiki
Waking Nightmare
Waking Nightmare • Dis • Action • Common • Enhance Capture icon. (These icons have already been added to cards in your deck.) 

Play: Keys cost +1Aember icon for each Dis creature in play during your opponent’s next turn. • Artist: Konstantin Turovec • Card Number: MM:017, MoMu:056

Waking Nightmare
Enhance Capture icon. (These icons have already been added to cards in your deck.)

Play: Keys cost +1Aember icon for each Dis creature in play during your opponent’s next turn.

MM 017
MoMu 056

Official Rulings

  • The key cost will change. This is a lasting effect that will update every time the board state changes.

    Source: Rulebook
After I play Waking Nightmare (MM 017), if more Dis creatures then enter or leave play, will my opponent’s key cost change, or is it locked in when I played Waking Nightmare?
The key cost will change. This is a lasting effect that will update every time the board state changes.

Source: Rulebook