(Choose any number of permanents and/or players, then give each another counter of each kind already there.) Your theory holds merit
My recommendation is to avoid battle in the first days of your digimon, it will probably struggle, put your digimon to sleep at night so he will wake up with full energy to train the next day, then you can try to go to the Jungle Troopers adventure route and try to recruit Palmon to the city, she enables the digifarm where you can harvest food
Without the ability to build around and perfectly utilize it, this version of Emet-Selch is just far too weak to make much of an impact

Akawalli, the Seething Tower Blightreaper Thallid Blightsower Thallid Boneyard Mycodrax Brackish Trudge Broodrage Mycoid Cankerbloom Corpsejack Menace Corpsejack Menace Deathbloom Thallid Deathbonnet Hulk Deathbonnet Sprout Deathcap Marionette Deathspore Thallid Feral Thallid Fungal Behemoth Fungal Colossus Fungal Shambler Fungus Elemental Fungus Sliver Fungusaur Ghave, Guru of Spores Insidious Fungus Lichenthrope Mindbender Spores Mold Adder Mold Demon Mold Folk Mold Shambler Molderhulk Moldgraf Scavenger Mycoid Shepherd Mycoloth Myconid Spore Tender Pallid Mycoderm Placid Rottentail Psychotrope Thallid Rhizome Lurcher Rot Shambler Saurian Symbiote Savage Thallid Skullcap Snail Slimefoot and Squee Slimefoot, the Stowaway Slimy Piper Sowing Mycospawn Spore Crawler Spore Flower Sporecrown Thallid Sporemound Sporesower Thallid Sporoloth Ancient Sproutback Trudge Swarm Shambler Synapse Necromage Tendril of the Mycotyrant Thallid Thallid Devourer Thallid Germinator Thallid Omnivore Thallid Shell-Dweller Thallid Soothsayer The Mycotyrant Thorn Thallid Tukatongue Thallid Undercellar Myconid Undergrowth Scavenger Utopia Mycon Vitaspore Thallid Xavier Sal, Infested Captain Yavimaya Sapherd

As time moves on, this card and the LV