Start Wave Begin the next enemy wave Pause Pause the game Restart Reset game to beginning Save Download game to file Load Load game from file Upgrade All Invest all gold into upgrades Tech Tree Research global upgrades

Speed: 1x Game simulation speed Auto Start: Off Auto-start next wave Path: On Show enemy path overlay Range: Off Show all tower ranges HP Bar: On Show enemy health bars HP %: Off Show HP as percentage Damage: On Show floating damage numbers Bomb Path: On Show bomber drop paths Theme: Dark Switch color theme