F lose X vitality: play 1 foundation with a difficulty of x or less from your hand, following all restrictions and paying all costs (no control check necessary).
Is the difficulty of the foundation you play with this effect just the printed difficulty or would you have to pay vitality equal to the printed difficulty of the card + the progressive difficulty already in the card pool.
For example, if you used this effect to play a 2 difficulty foundation from your hand and already had 2 cards in your card pool would you have to pay 2 vitality for just the foundations difficulty, or 4 vitality because of the added progressive difficulty.