Talk:Loki/Prime/@comment-69.243.251.165-20140612032827/@comment-122.167.102.108-20140612034023

They have been added in the latest patch.

T4 Exterminate, Capture and Mobile Defense keys can appear on Round 3 or later on "Medium" Interception missions (starting enemy level 10-20)

T4 Survival, Defense and Interception keys can appear on Round 3 or later on "Hard" Interception missions (starting enemy level 20+)