Emerald Lorcana cards tend to prioritise defence and effects over strength, which you could choose to balance by combining it with a more challenge-focused colour such as ruby or support with the protective powers of amber or amethyst
Emet-Selch, Unsundered // Hades, Sorcerer of Eld (Borderless) - Final Fantasy (Near Mint) You want to be informed when the price of Emet-Selch, Unsundered // Hades, Sorcerer of Eld (Borderless) - Final Fantasy (Near Mint) reaches a certain value
1 2 "Magic: The Gathering's Black Lotus sells for $166K at auction, doubling its value"
Cards that reward attacking like Anim Pakal, Thousandth Moon and Toski, Bearer of Secrets work here as well
It may not seem strong, but combined with cards that prevent the opponent from fully refreshing their field and a multitude of blockers, Bonney can be hard to defeat
1 Kodama's Reach