leo yugioh card Yu-Gi-Oh! - Leo, The Keeper of The Sacred Tree - LEHD-ENB33 - Common - 1st Edition - Legendary Hero Decks Once per turn CR05-AE021 Number C88: Gimmick Puppet

There have been nine total eras, each named after a flagship video game title: Red & Blue (Gen I) Gold & Silver (Gen II) Ruby & Sapphire (Gen III) Diamond & Pearl (Gen IV) Black & White (Gen V) X & Y (Gen VI) Sun & Moon (Gen VII) Sword & Shield (Gen VIII) Scarlet & Violet (Gen IX) With some exceptions, trading card products are usually named after the era in which they are released and have distinct visual differences

The Number 1 cards deserved their own spot on the countdown as they are the cards held by each years champion

Notably, this means other players can't try to remove Elves from the battlefield after you activate this ability but before it resolves

The first chart's final column is also interesting

The archenemy activates one powerful scheme from the command zone every turn, though, and those powerful effects are the key to a villains victory against a team of heroic opponents