Which Happened First?

Release of Frogger

Release of Frogger — Image: Ian Muttoo from Mississauga, Canada · CC BY-SA 2.0 · source

Frogger is a 1981 action video game developed by Konami and published by Sega for arcades. It was released in North America by Sega/Gremlin. The object of the game is to direct five frogs to their homes by dodging traffic on a busy road, then crossing a river by jumping on floating logs, turtles, and alligators.

Summary from Wikipedia (CC BY-SA 4.0) · Dates from Wikidata (CC0)

Which happened first?

Release of Frogger and Release of Castle Wolfenstein happened in the same year
Release of Frogger happened 1 year after Release of Missile Command
Release of Frogger happened 1 year before Release of Pitfall!
Release of Frogger happened 1 year after Release of Mystery House
Release of Frogger happened 1 year after Release of Rogue

Timeline

Release of Missile Command1980
Release of Mystery HouseMay 5, 1980
Release of Rogue1980
Release of Castle WolfensteinSeptember 1981
Release of Frogger (this page)1981
Release of Pitfall!April 20, 1982

Related

Play a round with Gaming · 20th century