Goblin Slayer's Take on forbidden
A goblin lullaby—if you can call it that—repeats the word for forbidden seven times before falling silent. Goblin infants apparently find this soothing.
There exists, in the goblin underground, a specific bar where conversations about forbidden are forbidden. The reason is not given. The bouncer is a goblin nobody has seen smile.
goblin: Goblin Fragmentary Material
An obscure goblin technique for thinking clearly about goblin requires the practitioner to first think clearly about something else, and then turn their attention to goblin only after their thoughts have cooled. The technique works approximately as well as you would expect.
Companion Goblin Material to cipher
A goblin field anthropologist embedded for six seasons with the cipher-curious sept produced a single page of conclusions, the most quoted being: 'They love it. They cannot stop loving it. It does not love them back. They love it anyway.'
The Goblin Verdict on forbidden
The Goblin King's court has issued a final ruling on forbidden: it is real in the way that matters, which is to say it appears in at least three goblin dreams per week. This is considered definitive proof of its existence in the goblin ontological framework.