Padres Harry Potter Day returns to Petco Park on September 8, 2026 — package tickets include the Joe Musgrove 'School of Pitchcraft' themed bobblehead, and the ballpark goes full Hogwarts for the night game. Petco Park theme nights are some of the most elaborately committed in baseball. The Harry Potter editions have built a reputation for detail: staff in costume, themed concession stands, and a pre-game atmosphere that makes the whole night feel like a different kind of event. The bobblehead is the anchor — the Musgrove 'School of Pitchcraft' design is exactly what it sounds like, and it's the kind of collectible that ends up on a shelf rather …