Since save-the-date cards were in 16-bit game style, our invites might take on a similar appearance.

• Take picture of us in front of a castle
  • This might be misleading and encourage thoughts of a medieval fair wedding... which is not us at all.

Text ideas:

• borrowed and paraphrased from someone on Offbeat Bride "We invite you to [some phrase more formal than "watch"] as two geeks save the princess, resist the dark side, and pledge their lives, extra and otherwise, to each other."
• Something saying "the cake is not a lie!"