I could play this all day.Following on from its launch late last year, Marvel Cosmic Invasion has today landed a sweet free demo on Switch 1 and 2.You'll find the demo on the eShop right now, letting you get a taste for the throwback fighter and all of its nostalgic charms. As a reminder, this is the latest beat 'em up from Tribute and Dotemu (the team that previously brought us Teenage Mutant Nin