These promo cards (Beauty Looking Back 227/S-P & Moon Goose 225/S-P) are based and redesigned with Pokemon off the Japanese 1948 Beauty Looking Back and 1949 Moon Goose stamps
In the end, I had about $275 worth of commons, uncommons, and rares
Upon entering the battlefield, its controller has the option of having it fight a creature, making it effectively function as removal, or it can enter with twice the number of +1/+1 counters, making it a flexible hydra that can supply a great deal of value
Plus, with the ability to give a creature +2/+2 over and over, you're going to have a seriously buffed battlefield
Start small, read ratings, and buy from trusted sources to ensure authenticity