Cortana/guardians a threat?

Games Halo Wars Series
1

Since HW2 begins directly after H5G, will cortana play a role in the campaign? Or what about the guardians?

2

Its likely. Cortana probably wants to consolidate control over the entire Halo Array, seizing the Ark is likely a top priority.

3

Its likely. Cortana probably wants to consolidate control over the entire Halo Array, seizing the Ark is likely a top priority. Edit: whoops sorry about the double post.

4

Maybe Infinity will catch up to Spirit of Fire?