Well, I like to just pick the card back up (likely from the graveyard) and just keep on re-triggering the ability till my opponents buy what Garys selling
Specifically, Zur, Eternal Schemer will rotate out when Edge of Eternities is released
EN Release: November 7, 2025 | Arc: The Three Brothers, an Ace and Sabo tribute Set Size: 120 cards | Standard: Yes Chase Card: Luffy Red Manga OP13-118 (around $2,300) Key Mechanic: Red Manga 3rd Anniversary parallel treatment, Five Elders reveal cards Bandai's 3rd Anniversary set centers Luffy, Ace, and Sabo as the Three Brothers, with a new Red Manga parallel treatment that pushed launch prices well above a standard Manga Rare
Other applications would be in decks with creatures that have powerful enter the battlefield effects such as Elite Spellbinder : being able to recur those effects can become such a headache for opponents who basically have to deal with them twice
You want to play the right type of Pokmon against your opponents types to get a type advantage and do double or triple the amount of damage your Pokmon would normally do. Trainer cards (including Supporter, Stadium, and Item) are cards you can draw from your deck to gain an advantage