ch_uav,tier_5_a
ch_airdrop,tier_5_a
ch_counter_uav,tier_5_a
ch_sentry,tier_5_a
ch_predator_missile,tier_5_a
ch_precision_airstrike,tier_5_b
ch_harrier_strike,tier_5_b
ch_helicopter,tier_5_b
ch_airdrop_mega,tier_5_b
ch_helicopter_flares,tier_5_b
ch_stealth_airstrike,tier_5_c
ch_helicopter_minigun,tier_5_c
ch_ac130,tier_5_c
ch_emp,tier_5_c
ch_nuke,tier_5_c
ch_uavs,tier_5_d
ch_airstrikes,tier_5_d
ch_helicopters,tier_5_d
ch_airdrops,tier_5_d