for free - Plans of the Obsidian Order

'for free' - Plans of the Obsidian Order is the target

There are no cards that allows you to play Plans of the Obsidian Order for free.

'for free' - Plans of the Obsidian Order is the reason

Cards you can play for free by using Plans of the Obsidian Order:

function: Plans of the Obsidian Order says: 'play Cardassian espionage cards for free (into play at any quadrant).

Espionage: Cardassian on Bajoran	Plays on any Bajoran mission. Your Cardassian personnel may now attempt this mission. Discard after mission completed.
Espionage: Cardassian on Federation	Plays on any Federation mission. Your Cardassian personnel may now attempt this mission. Discard after mission completed.
Espionage: Cardassian on Klingon	Plays on any Klingon mission. Your Cardassian personnel may now attempt this mission. Discard after mission completed.