Mayo vs. Ketchup (2017)

For the rematch in 2020, see Mayo vs. Ketchup (2020).

Mayo vs. Ketchup was a worldwide Splatfest event in Splatoon 2. It was announced on 2017-07-29. Results were segregated for each region. The results were given on 2017-08-06.

Details
The Splatfest theme was the two condiments, mayonnaise and ketchup.

The full name of each choice was "Ketchup is better than Mayo!" and "Mayo is better than Ketchup!". The team name portion of Splatfest titles was "Mayo" and "Ketchup".

The colors white/cream and red were used in Mayo vs. Ketchup. This is the first time that these colors have been used internationally in the entire Splatoon series; the Japanese Lemon Tea vs. Milk Tea featured white/tan ink for Milk Tea and the European Barbarian vs. Ninja featured red ink for Barbarian.

Mayo vs. Ketchup featured the first Shifty Station layout, Wayslide Cool.

Detailed results
The Mayo vs. Ketchup Splatfest had combined results instead of segregated, Team Ketchup would have been declared the winner, taking both the popular vote (due to Team Ketchup's greater popularity in the west) and team play (due to Japan outplaying the other two regions combined in that category by a factor of roughly 8.7 to 1).

English
Announcement

Introduction

Results

Results if Ketchup were to win

Dutch
Announcement

Introduction

Results

Results if Ketchup were to win

French (Canada)
Announcement

Introduction

Results

Results if Ketchup were to win

French (France)
Announcement

Introduction

Results

Results if Ketchup were to win

German
Announcement

Introduction

Results

Results if Ketchup were to win

Italian
Announcement

Results

Results if Ketchup were to win

Japanese
Announcement

Results

Results if Ketchup were to win

Russian
Announcement

Results

Results if Ketchup were to win

Spanish (Latin America)
Announcement

Introduction

Results

Results if Ketchup were to win

Spanish (Spain)
Announcement

Introduction

Results

Results if Ketchup were to win