yugioh pot of cards Spirit the of Greed | Card Details embossed on both sides Pot of Riches - Ancient

Knock out a Pokmon to win a Prize Card

I'd likely prioritise good two-drops or removal like Epic Confrontation over this

Anyone looking to guarantee having specific characters that are known to be contained within the decks

Similarly, decks with powerful Special Energy cards, such as Twin Energy or Aurora Energy, can give you an extra edge by providing more versatile options

and Russian cards

Efficiency can be determined simply by the reward you receive at certain mana costs (Counterspell and Cancel do the same thing, but Counterspell costs less), the total payoff you receive from a single card (Hull Breach and Decimate are both good cards, but Decimate usually covers much more ground), or the payoff you receive in conjunction with other cards (Anointed Procession makes other token production cards completely absurd if unchecked, which is usually better than adding one more card that simply makes tokens like Spectral Procession in a token strategy)