The people of Siddleterra were anxiously awaiting the arrival of the Spring Groundhog, the traditional herald of warmer weather and greener days. As they stood with baited breath for his appearance, they were shocked to instead find a note from Jack Frost, the Winter Imp. Apparently the groundhog is gone, and only the hardiest of Heroes will be able to rescue him from his icy prison. Are you up for the challenge? Foam swords provided. $20/person. First event is free – call for details. Pre-registration required. More information at www.guardup.com or call (781) 270-4800. For ages 6 and up.