A Power Disc Capsule is a storage item meant for holding Power Discs. The standard version is red, the first Toys "R" Us exclusive version is blue, their second exclusive version is gold, and the Best Buy version is silver. Each can store 22 power discs, and also include two matching color rubber holders (one for circular discs, one for hexagonal discs) which can be used to secure two frequently used discs of the same shape together.
The Best Buy version includes the capsule, bands, and three packs of Series 2 Power Discs.
The gold version from Toys R Us includes the six exclusive Series 1 Power Discs that they sell in individual blind bags.