With the right Nerf blaster, it should be trivial to take out most of an opposing Commander deck this way
There are 4 size types, each designed for specific ONE PIECE booster boxes
So, killing something and attacking with two creatures is enough to get you there
Packs can have more variance within them too, with certain cards having a set chance to be swapped for another of similar mana value and your mana base adjusting to the combined deck you end up with
While 0/1 tokens may not seem like much at first, thanks to its Landfall ability, whenever a land enters the battlefield under its owner's control, that player puts a +1/+1 counter on each plant they control, meaning these tokens can become threatening very quickly
The answer is, as usual, a complex one