shining charizard first edition gold card How Much Is A Golden Worth Shiny 💎 Is Shiny Charizard's first

or unattach from a creature

You have kind of the opposite motivation to something like Sydri, where you want mana-intensive artifacts to animate

EX1-056 C Digimon Lv.3 DemiDevimon Color Purple Cost 3 DP 2000 Digivolve Cost 1 Purple 0 from Lv.2 Form Rookie Attribute Virus Type Evil Card Text 1 [Effect] Retaliation (When this Digimon is deleted after losing a battle, delete the Digimon it was battling.) [Your Turn] While you don't have a Digimon with [Myotismon] in its name in play, this Digimon can't attack your opponent's Digimon

The effect creates tempo advantage in the Marine shell, giving you board impact at a point in the game when you need to shift from "surviving" to "threatening." The exact timing of when to drop Kizaru matters