It depends on the specific cards, and neither is a better solution than the other
When digivolving, this Digimon can delete an opponent's Digimon with as much or less DP
Olivia, Opulent Outlaw is the closest the color combination really has to offer at time of writing, and even that is going to be more about outlaws and Treasures, only using +1/+1 counters as a reward to help finish things off
3 Sisu, Daring Visitor Early Game Banishes Sisu Daring Visitor is a great early-game card for getting rid of weak, pesky characters
a DQ for Cheating if they knew it was illegal, and a Warning for Slow Play if it was unintentional
The primary weakness of this deck is simply getting the cards you need: if you dont get lucky enough to pull the full Charmander evolution line, your type advantage wont matter when Venusaur ex is sweeping your entire team