steam指南里有一篇关于改存档的，只复制替换人物解锁就行了

To unlock a character, type "challenge_unlock_characters name_completed",
Unlocking engineer
"challenge_unlock_engineer_completed",
Unlocking enforcer
"challenge_unlock_enforcer_completed",
Unlocking bandit
"challenge_unlock_bandit_completed",
Unlocking han-d
"challenge_unlock_hand_completed",
Unlocking miner
"challenge_unlock_miner_completed",
Unlocking sniper
"challenge_unlock_sniper_completed",
Unlocking acrid
"challenge_unlock_acrid_completed",
Unlocking mercenary
"challenge_unlock_mercenary_completed",
Unlocking loader
"challenge_unlock_loader_completed",
Unlocking chef
"challenge_unlock_chef_completed",
Unlocking pilot
"challenge_unlock_pilot_completed",
Unlocking drifter
"challenge_unlock_drifter_completed",
Unlocking artificer
"challenge_unlock_arti_completed",
Unlocking robomando (not 100% sure yet)
"challenge_unlock_gasolіne_completed"