This is for one booster box containing 36 booster packs (with 10 cards each) from the expansion featured in the title. Master Mysterious Powers! Gather your courage and peer into the haunted void with the Pok?mon TCG: XY?Phantom 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!