There are three confirmed starter Evomon: Leafbu (Grass), Blazpu (Fire), and Bubble (Water). All three can reach Level 90 - the difference is in the first 30 levels. Pair this tier list with the Starter Choice guide for a step-by-step walkthrough.
B Tier
BubbleStarterThe definitive optimal starter. Water typing grants massive early-game damage advantage against the first major World Boss encounter.LeafbuStarterGrass starter with the smoothest type matchup in the Verdant Valley intro zone. Easy to level, easy to evolve, easy to replace by Level 30.BlazpuStarterFire starter that evolves into the Lavite line. The hardest early route but the best long-term scaling if you commit to the Lavarock meta.