one piece 6 booster box [Chinese] Endless Treasures engage in epic battles Wings of the Captain Booster

The requirement of eight different names among unlocked doors translates to just four fully unlocked Room cards, which is a lot more attainable than it might first appear

Is Staggering Size legal to play

Ba Sing Se Ba Sing Se, from Avatar: The Last Airbender , is a green utility land that enters untapped if you control a basic land (something a budget mana base can usually accomplish) and has earthbend 2: You turn one of your lands into a hasty creature with two +1/+1 counters, and it returns tapped if it dies/exiled

Some are rare by virtue of what they were in, perhaps an underprinted Secret Lair, like the Galaxy Staples