Did you hear about new spectator mode for Tanki Online (register)? It was put into service for the sake of effective moderation, but sooner or later it will appear for all Tanki players. So how does it look like? Please note that this is an early implementation of spectator mode, so it may be improved over time.
Play Tanki is not a name - it's a call! Play Tanki Online - the best free 3D multiplayer tank game! Combine guns / turrets and hulls, play Deathmatches, CTF and TDM games and upgrage your tank. News about the upcoming sequel - Tanki Online 2.0!
Video review of new spectator mode for Tanki Online.