The easiest way to think of it is this: if you know you always want to see at least one copy of a particular creature or spell (or anything else) each game, then you want four of it
Three of my friends are using or have used a variety of programs
If you wanted to, you even could keep removing the lore counter from The Fall of the Thran saga to continuously blow up everyone's lands over and over again, even if that is discouraged in Commander
Reprinted enemy fetch lands like Misty Rainforest and the cycle of Ikoria Ultimatums add long-term value while showing up naturally in boosters
There are however, some artists who dont have issues drawing figures from other IPs, even famous ones like DIsney, Star Wars and yes, Pokemon
She turns them into doubles of her power and won't need long to break into her with enough landfall for a 20 damage win in Five Color or Commander Damage win in those formats too