Ranger Barbarian Multiclass

Flurry doesn't require agile weapons

Free Archetype: Barbarian (Giant - 2), Barbarian Resiliency (4), Instinct Ability (6)

https://www.reddit.com/r/Pathfinder2e/comments/tbn4tl/dual_wield_giant_instinct_questions/

Can you have two two oversized weapons?

Ask your GM. The rules specify one oversized weapon, not too.

Can you dual-wield giant weapons?

https://www.reddit.com/r/Pathfinder2e/comments/iawysi/rai_can_a_giant_instinct_barbarian_dual_wield/ https://www.reddit.com/r/Pathfinder2e/comments/tbn4tl/dual_wield_giant_instinct_questions/