For example, creating three Rhystic Study copies makes it almost impossible for your opponents to play the game without feeding you cards, multiple Archangel of Tithes shuts down attackers, and so on
You even have a few effects to get cards from the graveyard
I want to use a Lucario GX and a Mega Lucario EX, is that allowed, or do I need Riolu, a normal Lucario, then a M
You wont need lands at a certain point with an aggro deck, and this can help you accelerate through the floods
This matters especially for Lorcana, because the full-bleed artwork design leaves almost no visual margin for error
Thematically, Bargain invokes classic stories like Faust , wherein players must sacrifice something valuable in order to gain a boon