You have no maximum hand size for the rest of the game.
Bleiweiss expects cards bearing #1, #69, #420 and #500 to be the most expensive, followed by "#2-#9, #13, #187, #404 and #411
309.5a If a player ventures into the dungeon while they own a dungeon card in the command zone and their venture marker isnt on that dungeons bottommost room, they move their venture marker from the room it is on to the next room, following the direction of an arrow pointing away from the room their venture marker is on
2000 One Piece Carddass Hyper Battle - Grand Box - Shanks S22 Gold Stamp (Special) Shanks received special treatment here via a gold-stamped Special Card, amplifying collector demand
For example, a 0/0 creature card that will enter the battlefield as a copy of a 15/15 creature can be returned, as can five 0/0 creature cards that will each enter the battlefield with three +1/+1 counters on them