is it real? (Dota 2)

What are the chances of not sposito enemy if:
1) Peak is stronger.
2) From the very first minute the enemy was trapped under the tower and Fidel.
3) Several times opponents gave Roshan.
4) the team has Trucks, Furion, Júzcar, Lycan and Jakiro.
5) Collected 3 (Yes, Yes,, 3) desola.

How is it possible to lose? What should be the rating of these players? What is the basis of selection of players into the game? Why am I throwing people with pathologies of the nervous system?