A

• [×] Agents of Mr. E‎ (5 P)
• [×] Associates of Mystery Incorporated (Crystal Cove successors)‎ (2 P)

C

• [×] Crypts and Creepers players‎ (5 P)
• [×] Crystal Cove citizens‎ (105 P)
• [×] Crystal Cove High School students‎ (21 P)

D

• [×] Darrow University faculty‎ (5 P)
• [×] Darrow University students‎ (11 P)
• [×] Destroido Corp. employees‎ (7 P)

M

• [×] Mystery Incorporated (Crystal Cove successors)‎ (6 P)

R

• [×] Rogerses (Scooby-Doo! Mystery Incorporated)‎ (3 P)

S

• [+] Scooby-Doo! Mystery Incorporated recurring characters‎ (1 C, 84 P)
• [+] Scooby-Doo! Mystery Incorporated season 1 characters‎ (1 C, 193 P)
• [×] Scooby-Doo! Mystery Incorporated season 2 characters‎ (176 P)