New Gameplay Elements Introduction of five toxic gas areas and seven new breach locations that will offer new player approach. Gas Mask Feature: While in a lethal gas zone, players will have a limited time before their filters degrade. Players will have to gather filter charges or head to a recharging station so that they can survive in the gas. Breaching: Players will breach into these new buildings by placing explosive charges on the access doors. Enemy AI will be in alert state and hold their positions to defend the building. Three new AI Teammates from Tom Clancy’s Rainbow Six® Siege with unique behaviors: