In DOOM, Praetor Tokens are small chips collected from the armor suits of dead Elite Guards scattere
Doom 2016 Praetor Token

The player extracting a praetor token from an elite guard.

d around each map. Finding one grants the player a point with which to spend on suit upgrades, such as powerup effectiveness and effectiveness of the player's map. According to the codex entries on Elite Guards, these tokens are "kill chips" implanted into the Guards' uniforms to control them in the event of an uprising or mutiny, and the chips respond to a Lazarus Wave signature that can only be broadcast by Samuel Hayden or Olivia Pierce - a Lazarus Wave event occurred prior to the game's events, thus explaining the presence of numerous dead Elite Guard soldiers throughout the game.
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