Dark Places & Demogorgons Bundle are for two OSR RPGs.

Dark Places & Demogorgons ($10) - an OSR RPG about 1980's high school kids investigating the supernatural.
Player Options & GM Guide ($5)
GM Screen Inserts ($2)
Martial Arts Mayhem ($5) - sourcebook
Dark Places Cryptid Manual ($5) - monster book
Santa Muerte Setting Guide (410) - sourcebook
Jeffersontown ($5) - setting
Vampire Sourcebook ($3.50)
Werewolf Sourcebook ($4)
Ghost Hunter's Handbook ($5)
UFO Investigator's Handbook ($5)

Vigilante City ($10) - RPG of animated superhero adventures using the same system as in Dark Places.
Print and Play Minis ($5)
Vigilante City Villain Guide ($10) - villains book
Superhero Team-Up ($5) - sourcebook
Into the Sewers ($5) - sourcebook

Looks nice but there seems to be a distinct lack of adventures, though some sourcebooks have adventure generators. I'll pass.