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)