Signs Of The End Times has these relationships to other tropes:

parents kids shares a parent with:
Portent Of Doom
The Stars Are Going Out
parent child
Portent Of DoomBad Moon Rising
''Comet Of Doom
''Flying Dutchman
''For Doom The Bell Tolls
''Our Banshees Are Louder
''Red Sky Take Warning
''Tarot Troubles
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