In the past we had some cards that may be more loosely connected to the theme, but at least you knew why they were here
Divination reads that During your turn, whenever you draw a card, you may move 1 damage counter from chosen character to chosen opposing character, which in itself is a powerful opportunity to decrease damage, and either on the card itself or on others, and equally place this on other characters, rather than having to use up your opportunity to quest to do so, is powerful
With Queen's Castle, you are hoping the characters there survive a turn to get the draw
Its laser beams equal the number of tapped artifacts , which means mana rocks and artifact creatures both count
At three it handles larger threats efficiently