His only notable weak point is a paltry 1 strength that looks unimpressive on a card that costs 6 ink to play, but as a character intended for questing first and foremost, the 6 willpower provides a strong enough defense to make up for it
In fact, lower rarity cards dont even cost anything to trade
Some include a physical or vocal component, like Blacker Lotus or the Gotcha! mechanic on Touch and Go, some have rules that specifically reference flavor text or artists, like Carnivorous Death-Parrot and Drawn Together, and some require interacting with people or objects outside the game (Ashnod's Coupon being my favorite)
If you control ten or more treasures at the beginning of your upkeep while you have Revel in Riches out, you win the game
These are staple MTG cards for Commander, but they lose a lot of their power in limited formats