The Rangers foil Grumm's attempt to steal some diamonds. Jack orders Sky to stay and guard the diamonds, until another unit can come out to collect them all. Broodwing launches an attack on the city, Sky leaves his post to help the rangers, leaving the diamonds unprotected.—Jesse Sanchez
Gruumm's latest attack under Ringbah fails from a lack of power. At Mora's suggestion, Gruumm sends Krybots to Earth to net the next best thing to hallarion crystals as a power source - diamonds. Meanwhile, after Jack and Bridge get new bikes, the wall of bitterness in Sky intensifies to a point where he's apt to disobey a direct order.—statmanjeff