Browse all bonuses offered by Teknogame Casino, including their no deposit bonus offers and first deposit welcome bonuses. Browse best or new welcome bonuses, no deposit bonuses, and free spins in December on Casino Guru. . Teknogame Casino bonus codes. Aloha! · ,50 € ; Boss Vegas · ,30 € ; Mystic Pharaoh · ,75 € ; Cyber Wolf · ,49 € ; Sweet Bonanza · ,78 €.