They also get 3 upgrades compared to Normal Mode. They’ll instead be upgraded at wave 6 and every 5 waves after. Towers are weaker, with only 1200 HP and less armor.
This is because match times are shorter on Turbo Mode and thus, some marked differences exist: Turbo Mode works similarly to All Pick, but shorter.
They can also choose to get a random hero, re-pick once, or switch with their teammates. They can pick any hero from both Radiant and Dire.