How do I make Artix stronger in Undead Assault? November 04, 2020 10:22 Updated You can purchase more different armor/weapon sets for Artix with gold to make him stronger and to make his runs last longer. Related articles What happens if Artix loses a run in Undead Assault? How do I get loot in Undead Assault? What are stats for in Undead Assault? How do I change my appearance in BattleGems? How do I stop playing Undead Assault?