mask of change japanese booster box sv6 with Shrink showcasing its Teal Mask alongside other iconic masks and forms as Tera Pokémon ex I opened a (J) Booster

All battle cards so far are permanents with ETB effects, with casting costs that are somewhat fair-ish to what they offer

If you control a "Six Samurai" monster, you can Special Summon this card (from your hand)

Team Rocket's Giovanni 174/182 Loading

Giant Cape Giant Cape is one of the new Tool-type Trainer cards introduced in Space-Time Smackdown and it is a must-have for most decks in the game

Admittedly, it does skew pretty heavily in the direction of just ending the game, but dishing out a bunch of counters on your assorted permanents in an environment like Proliferate Cube at least offers some drama in achieving this goal