Lair for Rent: Publisher's Pack: Lair for Rent, Book 1-2
Brand: Audible
Contains audiobooks one and two of the Lair for Rent series.

Lair for Rent, audiobook one:

Walter is an artificial-intelligence accounting software given great abilities in a world filled with super heroes and villains. His goals are simple: build lairs capable of taking out heroes that invade them and to use their loot to help him build a criminal business empire.

Hench for Hire, audiobook two:

When aliens invade the Earth, the heroes and villains must do the unthinkable: team up. More dungeon building and empire building thrills against a new and more powerful enemy. Walter and the team must grow stronger, acquire more resources and alliances, and seize opportunity when it presents itself.