This list is for characters who once sought to conquer Ninjago through ruthless and malicious means, or at least once had evil intentions. This includes former and redeemed villains who have since become heroes, as well.
See also Category:Villainous factions.
All items (367)
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- Samukai
- Samurai warrior
- Sand warriors
- Sawyer
- Scar the Skullbreaker
- Scooter
- Serpentine
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- Shadow Army
- Shadow Banshees
- Shadow Minions
- Shadow Wu
- Shark Army
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- Shark Army Gunner
- Shark Army Thug
- Shen
- Six-Armed Warriors
- Skales
- Skalidor
- Skeleton Army (The LEGO Ninjago Movie)
- Skip Vicious
- Skreemers
- Skulkin
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- Sky Pirates
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- Skylor
- Slackjaw
- Sleven
- Slithraa
- Sly Vipers
- Snake Army
- Snake villain
- Snake warriors
- Snappa
- Sneak
- Sneaky Snakes
- Snike
- Snivel
- Sons of Garmadon
- Soto
- Soul Archer
- Spitta
- Spyder
- Spykor
- Sqiffy
- Steve
- Stone Army
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- Stone Scouts
- Stone Swordsmen
- Stone Warriors
- Susan
- Sushimi
- Sushimi's sushi chefs
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