Expeditions allow you to send explorers away for a selected period for a chance to discover valuable artifacts.

Oil Empire includes Archaeologist and Fisherman expedition systems.

Yes. Longer expeditions can improve your chance of discovering an artifact.

Artifacts permanently increase the value of your oil.

Outposts are progression challenges that can be attacked using troops produced by your factories.

Your selected troops may not provide enough total troop power to meet the outpost's required power.

Defeating outposts rewards you with Gold and advances your progression.

The wheel can provide rewards such as Oil, Gold, additional spins and temporary bonuses.

Yes. Oil Empire includes offline production. Your empire can continue generating progress while you are away where the relevant systems support it.

Offline production can build up for up to 48 hours.