they sent your heroes to the guillotine

They have Annie on the team, someone who is capable of blinding him temporarily with her powers, which would keep him on the ground due to disorientation. THEY HAD HER RIGHT THERE, had her do it in 5x01 and then never again.

"But I do believe in you. I love you. I am the only one who ever has! I gave you everything. I gave you my soul. Everybody else here, they're just... they're scared of you. Or they want something from you, but I have always loved you for you. Just the strongest, smartest, best man on Earth." "Man?" "No, no, no, no, no. A god. No. No, the God. My Lord, that look you used to get when you'd suckle me? I felt like Mother Mary herself. I felt blessed to nourish someone as... important as you. But nothing I ever did was good enough, was it? You cast me out into the cold. Which was so much worse than never feeling your warmth in the first place. So all I have been trying to do is get you to see me the way that you used to. Hell, only reason I was with Soldier Boy was because your reflected light... is better than no light at all. Please, Sir. I love you."