The Spacebar is the easiest key to hit with your thumb. Many pro players bind their most important active item (like Blink Dagger or Hex) to the Spacebar for instant reaction times. Mind the Chat
Here is the typical architecture of the repack: auto warkey dota 1 repack
: Since the original inventory used the number pad (7, 8, 4, 5, 1, 2), Auto Warkey lets you map these to more accessible keys like Alt + Q/W/E/A/S/D or numbers 1-6 . The Spacebar is the easiest key to hit with your thumb