Digimon: stands for digital monster, can digivolve, digivolution gose from rookie, champion, ultimate, and mega, each digimon has a special attack, some digimon can warp digivolve, witch allows them to from rookie all the way to mega. Appmon: stands for app monster, can fuse with another appmon of the same core concept, appgutia gose is standard(no fusion), super(fused once), ultimate(fused twice), god(requires different apprealizer)