Professeur Balthazar Duralex

Trivia

• 🗓️ Professeur Balthazar Duralex first appeared in Testar le robot #[nn] in 2007 — that's 19 years ago.
• 🎨 Co-created by Ramón Monzón.
• 📚 Appears in 1 issues across 1 different series.