Roughnecks: Starship Troopers Chronicles (1999) : 1x21

The Zephyr is still stuck on the ice asteroid. The Roughnecks are running low on ammunition and the Fireflies keep attacking. Gossard suggests they use the Toxin they've collected to set up a poison gas perimeter. To give him time T'Phai, Flores and Rico lead the Fireflies off as human bait. Things go wrong though and they are trapped with no apparent way out. Suddenly Zander appears and does a Pied Piper act with the Bugs - they all seem to fall into a giant crater. The team return to the ship and their report convinces every one Sander has bought the farm - but he suddenly reappears even crazier then before. Razak boots Rico up to a Corporal during the next battle session during which an tremor send the Zephyr into another crater. The ship eventually lands in a lake of corrosive liquid and is running low on air. Doc and Brutto go looking for an oxygen supply. T hey manage to find one but barely make it back to the ship. Doc though has other news! He is