+ this all the way. Dropping 400 Credits for a MK-I and some rather pricey turrets is not enjoyable. Can't make a little fort AND upkeep local armored units. Giving them MK-II's will let Pioneers actually make proper defendable repair 'depots' out of H-Blocks and Emplacements. And actually be able to upkeep these emplacements when harassed by a solo tank or the such