Is it possible to damage my team with Brimstone ult? If so what is the best way to kill my entire team with Brimstone ult? I need this information to avoid killing my entire team

After a few seasons of saying I’ll grind immortal I finally decided to do it. And I’m glad that I did. I finally hit it! Feels good man. Now onto radiant

You'll lose the round. But should it stay this way? Let's say you're Gekko and you manage to send Wingman to plant the spike, then you and the last enemy kill each other. A molly, a grenade, whatever. Your team will lose the round because y...