➤ the one where they're trapped in an underground area patrolled by a killer robot
➤ Rodney's hands are injured and John's eyes are injured, and they both get progressively more hurt (cf killer robot after them) and they have to help each other find their way out and survive.
➤ Really tense but still readably so for me, and very well done
Also on ao3 at http://archiveofourown.org/works/4072582