'Mario Tennis' was the beginning of a lucrative franchise for Nintendo.

The two Virtual Boys cover two different genres. Mario Clash is inspired by the first Mario Bros and involves moving between different layers via pipes as Mario to get through various stages.

If you have a Nintendo Switch Online + Expansion Pack subscription, you’ll be able to play the Virtual Boy version of Mario Tennis and a game called Mario Clash starting March 10th. (That’s Mario Day.

Thirty years after the series debuted on one of Nintendo's biggest flops, this spin-off series is one of the publisher's most ...