Unhappy Help! My Htc sensation xl completely won't boot.

Help me plz :'(
I used a wrong guide on doing an s-off for my htc sensation xl.
Now my phone do anything it doesn't boot and it doesn't boot into the bootloader of recovery.
I saved screenshots of the command line i.imgur.com/M3sGjeM.png i.imgur.com/y8J5IMc.png
Adb says no device found and fastboot says waiting for device.
For the love of god i beg of you, please help me.