Tenno v1.5.0 is now live, bringing new features and improvements.
Here is a quick rundown:

New Halloween Event
Rumble Season 2
Tenno Pass Season 3
Brand New Packages
New Hunting House Titles
Fixed Profile Statistics Display
Fixed Water and Earth Attribute Effects
Fixed Bloodtrap Effect
Fixed Chakra Medic Effect
Fixed Roulette Display
Fixed Multiple Items and Skills
Improved Rumble System
Stability Improvements

Tenno v1.4.5 is now live, bringing new features and improvements.
Here is a quick rundown:

New Fall Clash Event
Rumble Season 1
PvE Open Beta
Global Chat Improvements
Set Improvements
Attribute Points Improvements
Fixed Social Media Login Option
Fixed New Calendar Login Jutsu
New Roulette Design
New Hunting House Bosses
New Missions
Multiple Quality of Live Improvements
Stability Improvements