You can upgrade your Units either by going to the House of Scrolls and upgrading the Lost Art that unlocks that particular Unit, or by clicking the "Level" button above the Unit's icon in the description window.
Articles in this section
- How do I find myself in the PvP Ranking?
- Are there any bonuses in the game?
- Bot accounts and alternative accounts
- Can Buildings be destroyed?
- Can I cancel an attack/construction/upgrade?
- Can I change my Haven's /Castle's /Sector's name?
- Can I change the League name and logo?
- Can I skip the tutorial?
- Can I use the same Paragon Activator more than once?
- Can my Legendary Units receive a bonus from Supporting Units of my friends?