Operation: Frontier Shield enters with three shield counters.

At the beginning of your upkeep, if Operation: Frontier Shield has two or less shield counters, put a shield counter on it.

At the beginning of your end step, gain {E}{E}.

{3}, {T}: If Operation: Frontier Shield has less than three shield counters on it, put a number of shield counters on it equal to the difference. It gains Indestructible until end of turn. Prevent all damage that would be dealt to it until end of turn.

{E}, {T}: Target Pilot, Artifact Creature, or Vehicle gets +1/+1 and your choice of Haste, Flying, Indestructible, or Hexproof until end of turn. A Vehicle targeted in this way also gains Crew 1 until end of turn.