The team is composed of the leaders of four other teams, all of whom hold S+ rank. Though they are highly competent when playing on their own teams, their clashing personalities lead them to bicker constantly with one another when they have to work together.
- Main article: Skull (character)
Skull is the leader of the S4 and the captain of the Purple Team. He uses the Custom E-liter 3K Scope, and later the E-Liter 4K Scope. Although he comes off as stoic, he is actually quite air-headed and easily distracted. He is named for his Skull Bandana.
- Main article: Mask (character)
- Main article: Aloha (character)
Leader of the Pink Team, Aloha is a so-called party animal with a cunning streak who cares about being fresh as much as he cares about winning. He uses the .52 Gal and is named for the Aloha Shirt he wears.
- Main article: Army (character)
As regimented as his name, Army keeps careful notes on battle strategies in his team's manual and uses them to predict his opponents' every move. Goggles imparted him with a love of curry. He leads the Orange Team and uses the N-ZAP '85.
The S4 in silhouette.
The S4 together.
The S4 losing to Emperor.
In Salmon Run gear.
Bonus sketch of the S4 playing Salmon Run.
The S4 together outside of turf with Team Blue.