The Ghosts 'n Goblins DLC is also free for PlayStation Plus members.
Capcom Arcade Stadium is also available for free on these other platforms:
eBay with pro-distributing has the new Mario Golf Super Rush (Nintendo Switch) for $50 with free shipping.
The latest Mario Golf Game has a 75/100 rating on Metacritic.
Best Buy has Slide Stars (PlayStation 4) on clearance for $5.49 with free store/curbside pickup or $4 shipping. Trials-style game with water slides and tubes.