When friendly units are killed, they drop resources for the commander of those units (drop resources in the amount for 20% of its value). Matt Horner starts with a Starport that can train elite aircraft.
Double Salvage Chance Mastery: When friendly units are killed, they drop resources in the amount for 40% of its value with a chance to +2% per mastery point.
Mastery: +2% chance per Double Salvage Chance mastery point. Up to a maximum 60% chance