Guilmon: evolution tree
Fresh -> In-Training -> Rookie -> Champion -> Ultimate -> Mega -> Ultra hierarchy, with the Gallantmon Biomerge, the D-Ark's dark line (BlackGrowlmon, BlackWarGrowlmon, ChaosGallantmon), the Digital Hazard (Megidramon), the X-Antibody forms, the Data (Yellow) variant line and the Crimson Mode and MedievalGallantmon form changes.