M

• [×] Mystery Inc.‎ (7 P)
• [×] Mystery Incorporated (Crystal Cove predecessors)‎ (8 P)
• [×] Mystery Incorporated (Crystal Cove successors)‎ (6 P)

M cont.

• [×] Mystery Incorporated (theatrical films)‎ (7 P)

S

• [×] Scooby Doobies‎ (14 P)
• [×] Scooby-Doo Detective Agency‎ (6 P)

S cont.

• [×] Secret Six‎ (6 P)

Y

• [×] Yogi Yahooeys‎ (17 P)

A

• Alianza Misterio
• Alien Invader
• Art hipsters

B

• Benevolent Lodge of Mystery
• Boo Brothers

C

• Coolsville Cougars

F

• Fighting Urchins
• Fish Freaks
• Fraternitas Mysterium

G

• Gang of monsters
• Ghastleys

H

• Harlem Globetrotters
• Hawks
• Heroic Age
• Hunch Bunch
• Hunters of Secrets

M

• Mystery Club
• Mystery Fellowship
• Mystery Gang (Scooby-Doo! Mystery Incorporated)
• Mystery Inc.
• Mystery Inc. evil clones (A Scooby-Doo Valentine)
• Mystery Inc. impostors (DC's Double Trouble)
• Mystery Incorporated (Crystal Cove predecessors)
• Mystery Incorporated (Crystal Cove successors)
• Mystery Incorporated (theatrical films)

O

• Oceanic Splendor team

R

• Really Rottens
• Remote Pacific Island Tribe
• Robot Ninjas

S

• Scooby Doobies
• Scooby-Doo Detective Agency
• Seaweed Surprise team

S cont.

• Secrets Unlimited (team)
• Sleuth Sisters
• Spook and Poltergeist Society
• Super Fans

T

• Technicolor Phantom
• Teen Angels
• Tiny Tikis
• Turtle poacher group
• Two Skinny Dudes

W

• Werecat
• Wild Brood
• Wildwind
• Wu's helpers

Y

• Yogi Yahooeys