Both Charizard VSTAR and Mewtwo VSTAR have listed cards in the set, which alone will be fairly expensive, but their alternative arts are so impressive that they will likely be some of the most valuable
If a bid is not offered at that level, the Auctioneer may proceed backwards until a bid is offered, and then continue up from that initial bid at increased increments
Once per turn, during your Main Phase: You can look at the top 3 cards of your opponent's Deck, and if you do, place them on top of their Deck in any order, but you cannot Normal or Special Summon monsters for the rest of this turn, except Fairy monsters
Or in Purphoros, Bronze-Blooded, a 5cmc commander full of expensive creatures, a 3cmc ramp card that taps for 2+ mana like Worn Powerstone is ideal because it lets you cast your commander two(!) turns early and start sneaking out your haymakers
Together, they infiltrate another magitek facility and destroy Unit SAS-0822: Barbarus, Verstael's experiment to fuse magitek with a mammal