Unlike a lot of cards on this list, I think there's tons of ways to redo Crovax
Oko's second ability may target a permanent that is only temporarily an artifact or a creature
An evil duelist, the nemesis of Shobu's father, and the one controlling Yuu, who is his younger sister, from the start
Please note that the trading card and holder shown in images are not included
There's almost no downside, and putting a card like Ulamog, the Ceaseless Hunger or Karn Liberated underneath Ugin's Labyrinth via imprint only to pick it back up when casting it is easier adds a layer of versatility to the Tron strategy that will make it even more of a threat than it has been previously
Once per turn, you can discard 1 card to Fusion Summon 1 Cyber Blader by sending either Etoile Cyber or Blade Skater from your field to the GY as 1 Fusion Material, and the other material from your hand, field, or Deck to the GY