Cards have specific effects when played from a players hand or inked into their well to cast more powerful cards, as does Questing for the TCGs winning resource
Otherwise, it might be a bit too weak
Individually this is almost unnoticeable, but when comparing stacks, 20 foils cards is about equivalent to 23 regular Magic cards
Then, if you cast a spell where mana from a Treasure token was spent to cast it, you draw a card and lose a life
The rules text is the beloved Commander staple, unchanged
If youre looking for this card specifically to use in a deck, rather than just as one of the most valuable cards to add to your collection, theres a variant from the Paramount War set that will cost you around $16