Pokemon XY - Phantom Forces - Booster BoxMaster Mysterious Powers! Gather your courage and peer into the haunted void with the Pokemon TCG: XYPhantom Forces expansion! Mega Manectric EX makes a shocking appearance to light the way, while the ghostly grin of Mega Gengar EX frightens challengers near and far. Take along Aegislash EX to give you an edge, push the limits of Mega Evolution with new Spirit Link cards, and call on all of your Trainer knowledge to escape the eerie forces at work!