Beneath the vibrant animations and chaotic battles of every arena game lies a rigid, unyielding economic system.

To truly master the genre, you must stop looking at units as 'characters' and start viewing them as numerical investments.
Generation Rates and 'Leaking'
In standard gameplay, one unit of elixir is generated approximately every 2.8 seconds; in double elixir overtime, this rate increases to one unit every 1. If you're ready to find out more info about tower rush take a look at the web site. 4 seconds.

This is why top players are constantly 'cycling' cheap cards in the back of the arena; they are ensuring the generation timer never stops ticking.
Keep the bar moving.You must increase your Actions Per Minute (APM) significantly to keep up.You are essentially fighting a 10v7 battle. Winning the Economic War
The entire goal of defensive play is to execute 'positive elixir trades', where you spend less energy to destroy a push than the opponent spent to create it.

Conversely, if you panic and use a Rocket (6 elixir) to kill a Princess (3 elixir), you have suffered a -3 negative trade.
Advanced TacticHow it WorksCheap DefenseUsing a 1-elixir Skeleton to pull a 4-elixir Mini P.E.K.K.A across the map until both Princess towers shoot it to death; +3 profitNukingWaiting until the opponent places three different support troops near their tower before dropping the Rocket, destroying 12 elixir with 6; +6 profit Tracking the Numbers
To become a Grandmaster, you must develop a secondary mental process that constantly runs the math in the background of your mind.

The math is cold, unforgiving, and absolute.