Duel Monsters characters stop at Level 45
This is a massive advantage against mill decks, as well as for setting up lengthier evolution lines
While this game doesn't have Elemental RockPaperScissors when it comes to those elements, each Digimon species does have its own elemental resistances and weaknesses, and the player has to find ways to exploit them, either by trial-and-error or by having the Digimon fully registered in the Field Guide
Stuff like Greed and Phyrexian Arena for direct draw, and Vampiric Tutor and Demonic Tutor for tutoring (pulling a card directly out of the deck) are the way to go
Its not ideal against commanders, as they can be put back to the command zone instead, but any other creature on the board should be concerned for both its safety and allegiance
Find ways to protect this card and the 0/8 keeps you nice and protected