Arthur and the Invisibles Hints: ------ Submitted by: RM Developer Runes: ---------------- Free all the Mul-muls from their cages, and they will unlock special Runes in each level. You can check how many Mul-Muls youve freed in the Extras Menu. Developer Upgrades: ------------------- Be sure to collect all of your special upgrades to help your Heroes through their journey (keep your eyes open for the sparkling light). To view all of the Skills that you have unlocked, enter the Extras Menu.
