Mass Effect 3: Best Character Builds by the Numbers – Geth Infiltrator In Mass Effect | On September 8, 2012 The Geth Infiltrator is indisputably the best killing machine in the game - just don't get shot. :) Here is the ideal build and why: BEST BUILD - 4/6/6/6/4 Q: Should I spec my Proximity Mines for Radius or Damage? A: Radius! Here's why -...