: These "hub" levels occur between traditional missions, requiring Sam to perform covert NSA objectives—like bugging offices or stealing data—while maintaining his undercover status among the terrorists.
: Players use shadows and gadgets to bypass or neutralize enemies. Version 1 simplifies stealth with a "traffic light" indicator on Sam's back (green for hidden, yellow for visible, red for detected), while Version 2 retains the light and sound meters from Chaos Theory . : These "hub" levels occur between traditional missions,
Following the death of his daughter, Sam accepts a high-risk undercover assignment that forces him into morally gray territory. Splinter Cell Double Agent Review yellow for visible
In , trust is managed via two independent bars; dropping either to zero results in an immediate game over. red for detected)