"Pass Through Fire" is a central, recurring theme of emotional resilience in The Legend of Vox Machina , originating from a poignant letter in Critical Role that symbolizes finding strength through overcoming trials. It appears both as a musical motif in Season 2 for Keyleth’s growth and as an thematic element regarding the team's ability to endure and thrive after devastation, particularly during the third season. Pass Through Fire - song and lyrics by Neal Acree - Spotify