If youve spent any time looking at Pokmon binder pages online, youve probably come across the Michi Method without knowing what it was called
You simply can't play them if you don't have the good land support and the deck dumps some value at that point
Since Arcanine doesn't have a move that is very quick I would try to get energy onto Arcanine on the bench and then move Arcanine into the active Pokemon spot when it has at least 2 energy cards on it, once I would get three energy cards on it, I would use Heat Blast every turn until Arcanine is either knocked out or retreated
[VSTAR Power] Ability - Moon Cleave Star During your turn, you may put 4 damage counters on 1 of your opponent's Pokmon
Others stop by just to show what they've pulled
That way, you can complete battles that push you towards that 50-win goal, and you can collect additional rewards from completing the solo battle tasks.