Can I play an Action in response to an Action card?

No. In PBL ROBOTS Action cards resolve as soon as they are played. If another player plays an Action, they must wait to do so once the first Action is resolved.

Distraction Teddy: When player Scott is

Shop is Open: When player Samantha plays Shop is Open, she would finish the entire action of the card before her opponent has a chance to play an action which may allow him to draw from the shop. The player playing Shop is Open will always take the first card from the shop.