Halo: Spartan Assault

Halo: Spartan Assault

30 Achievements

1,000

20-25h

Xbox One
Xbox Series
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Archeology

Archeology

Complete Operation F

20

2.96%

How to unlock the Archeology achievement in Halo: Spartan Assault - Definitive Guide

Operation F consists of 5 missions:

Battle at the Arid Sea
Breach of the Bullwark
Superstructure Assault
Infiltration of the Cistern
The Source

Complete all five of these missions, and the achievement will pop.
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19 Nov 2018 16:28