Rewards for new users within WoT “Tank Academy” (up to 200 battles) from 1.18
Tank Academy: this is a chain of training tasks for new players.
For each completed task, you will receive useful rewards, including: credits, pre-battle instructions and other game values.
* The Tank Academy has replaced the Combat Briefing and is available to players who have played less than 200 Random Battles.
source – wotexpress
