The Next Big Super Star (スーパースターは誰だ!? マリオトーナメント) was an Event Tourney based around the Mario series. It ran from 6 a.m. on September 20, 2019 to 6 a.m. on September 23, 2019 (UTC). During the event, only characters and stages from the Mario series could be used. Additionally, only Mario spirits were awarded as prizes.
Description
North America
- Woo-hoo! This time-limited tourney features fighters and stages from the Super Mario series. Taking part will earn you a spirit from the Super Mario series. The further you advance, the better the spirit you'll win![1]
PAL regions
- Woohoo! This time-limited Tourney exclusively features fighters and stages from the Super Mario series. Taking part will earn you a spirit from the Super Mario series. The further you advance, the better the spirit you'll win![2]
Rules
- Format: Smash
- Rules: Time
- Time Limit: 2:30
- FS Meter: On
- Items: Medium
Available fighters
The character selection screen for The Next Big Super Star.
| Fighters | |||||||||
|---|---|---|---|---|---|---|---|---|---|
 Mario 
|
 Luigi
|
 Peach
|
 Daisy
|
 Bowser
| |||||
 Dr. Mario
|
 Rosalina & Luma
|
 Bowser Jr.
|
 Piranha Plant
|
||||||
Available stages
Trivia
- If Pokémon Trainer's Pokémon are separated, The Next Big Super Star is tied with The Ultimate Partnership for the least amount of available fighters for an Event Tourney, with only 9 fighters.