2: Right, turn right to play with robot (3)
 4: Mongrels at each others' throats in this ruthless world. (3, 3, 3)
 9: Equips for attacks (4)
 10: Think at length about lost planet, comet (11)
 12: Rise as in throw, perhaps, showing fitness to fly (13)
 13: Headless rodent left by bird (5)
 15: Wild geese, disoriented without leaders, find shelter (3,4)
 18: The Girl Guides show how to start a fire (7)
 19: Arenas almost filling with the hooter (5)
 20: Double profit repeatedly (5,3,5)
 23: A properly run lottery might be a complete success (1,5,5)
 24: Anger that is constraining response (3)
 25: Observed, yet seen so poorly (3,4,2)
 26: It comes to a point everyone heard (3)