Fan:DigiMemories (Chrono Surge)

A DigiMemory is an item which resembles a USB flash drive that appears in Fan:Digimon Chrono Surge. A DigiMemory is formed when Hubmon coughs it up. Each & every DigiMemory holds the spirit of a Digimon of the past. Takeru & his friends use the DigiMemories to summon the past Digimon, that combine with their Digimon.

Gammamon's DigiMemories

 * WarGreymon - This DigiMemory holds the spirit of WarGreymon from Digimon Adventure. Takeru uses this DigiMemory to summon WarGreymon, & to combine with Gammamon to form Gammamon War Mode.
 * ExVeemon - This DigiMemory holds the spirit of ExVeemon from Digimon Adventure 02. Takeru uses this DigiMemory to summon ExVeemon, & to combine with Gammamon to form '''[[Fan:Gammamon Ex Mode