If we think about this logically, you will always be ahead if you just buy the cards you want, maybe not directly at launch when prices are high but sometimes thereafter
You can obtain the Unown (3-Diamonds rarity) card by opening Wisdom of Sea and Sky: Lugia from Wisdom of Sea and Sky set
As stated in 702.153b of the Official Rules, If a spell has multiple instances of casualty, each is paid separately and triggers based on the payments made for it, not any other instance of casualty. So you cast your casualty spell and have the option to pay up to two separate costs
Use the PokeScope price checker above to find current market values for any Machamp card
If youve got any other questions that werent answered, please take to the comments and Ill do what I can to help you out
Cool card, but very much not the kind of power level you'd expect out of Pauper