|Release Date||April 3, 2013|
|Previous||Locke & Key: Omega #3|
|Next||Locke & Key: Omega #5|
Locke & Key: Omega #4 is the thirty-fourth issue of the series.
- In Locke & Key: Omega #1, Tyler mentions an old friend, Shep Martin, who would play Dave Matthews on his guitar at parties to "show how sensitive he is". In the Drowning Cave, Brinker Martin is playing his guitar, asking who likes Dave Matthews.