Looking at the card, I see a deck that wants to be maximize the first trigger by being heavy on creatures and self-milling every turn in small increments with cards like Millikin, Throne of Death, or possible all-star for this deck and this deck only Saprazzan Breaker
The gap between a PSA 9 and PSA 10 can mean millions in value
If your opponent tries to destroy one of your creatures with a removal spell like Murder, you can respond with Dive Down to give it hexproof in response, so it cant destroy the creature
After buying the cards they want, they can then send them to a grading service
this is one of the first notably good equipment commanders that wants a strategy to have your equipment spread out across your board rather than stacked up on one creature
True to Magic: The Gathering | Marvel's Spider-Man , this trophy is embedded with a semi-precious madeira citrine stone to represent the Soul Stone