: The final expedition, R1D1 "Deeper" , introduces dangerous shadow-type enemies during a reactor shutdown sequence, forcing players to defend against nearly invisible threats [6, 1].

: For R1D1, checking terminals for resources in zones like 75 and 76 is critical, as they typically hold more supplies than zone 73 [1].

: Players navigate through the Mines of the Complex to reach section D and escape, eventually transitioning into the areas found in Rundown 2.0 [3].