ch_expert_assault,tier_6_a
ch_expert_smg,tier_6_a
ch_expert_lmg,tier_6_a
ch_surgical_assault,tier_6_b
ch_surgical_smg,tier_6_b
ch_surgical_lmg,tier_6_b
ch_surgical_sniper,tier_6_b
ch_multirpg,tier_6_c
ch_multiclaymore,tier_6_c
ch_multifrag,tier_6_c
ch_multic4,tier_6_c
ch_collateraldamage,tier_6_c
ch_flawless,tier_6_c
ch_fearless,tier_6_d
ch_grouphug,tier_6_d
ch_nbk,tier_6_d
ch_allpro,tier_6_d
ch_airborne,tier_6_d