Ursa and Skeleton King were the key heroes to pull this off.
To use cheats in Dota 2 you need to activate the console first and then enter the cheats into the chat.
Dota 2 Roshan Cheat — How to spawn mass Roshans? Note: Dota 2 cheats are provided by Valve to facilitate its users during bot matches, it is not illegal or unethical.
How can I use Dota 2 Cheats? They also announced the launch of Dota 2 Supporters Club, a new program for fans to support their favourite esports teams.
It's something that I feel should be looked into.
Cheats are commands that are used to test various features of the game quickly, such as unlimited gold, level 25, etc.