Given how cheap the initial cost is and the big impact it has, leveling up this enchantment doesn't need to be a priority, but if you have a few creatures on the battlefield and want to let your hand build back up, you can focus on pumping mana into upgrades
You don't necessarily want to be the player spending their cards and mana on a completely symmetrical effect, but Meletis's heroes give you just a pinch more of an advantage than what's bestowed upon your opponents
Expect drift, not stability, on most of them
I wonder if there was any crossover in plans there
Creature Demon
PSA: meaning of grades from 0 to 10 As PSA is one of the pioneers in this market, I will use the example of its site to discuss the conditions of the collectible itself based on what the site describes -- and that, in a way, was one of the pillars to organize about the conditions of these products on sites like Ebay