On September 9th, you’ll be able to play as Secret of Mana characters in Minna de Spelunker Z.
You can transform into Randi, Primm or Popoi if the appropriate items are collected. Randi’s equipment is found in stages 2-1 to 2-5, Primm’s in stages 1-5 to 1-10 and Popoi’s in stages 3-1 to 3-5 — all while Secret of Mana music plays in the background.
A trailer for the crossover can be seen below;
Minna de Spelunker Z is a free-to-play online platformer that is currently only available in Japan.