Talk:Warframes Comparison/Release Dates/@comment-47.199.247.33-20170228213541/@comment-4448946-20170329133226

Frost, Nyx, Nova, and Valkyr were all released earlier then they should have been if it was just chronological. That's 4 out of 16 primes, so a 25% DE isn't going to follow chronological order. Chronological may be a pretty safe bet but it's nowhere close to a sure thing.