D6 (Disambiguation)


 * D6 (Location) - Metro 2, a hidden base build deep under the metro - that houses incredible power.
 * D6 (Metro 2033 Level) - The level in Metro 2033 in which the Rangers arrive at the D6 complex.
 * D6 (Metro Last Light Level) - The last level in Last Light in which the Rangers fight the nigh-unstoppable Red Army.
 * The Battle of D6 - The climactic battle featured in the aformentioned level.