花了些时间把DEMO的难度给翻了出来..(英文实在不好
虽然DEMO只能玩NORMAL难度
上一代最难的难度Impossible变更为HARD CORE
一样是破玩一次游戏就出来了，不分难度
这代还追加一个难度SURVIVALIST
难度大概介于一般跟困难之间
 
CASUAL
简单模式
enemies are weak with some effort you can survive
敌人很弱，花些努力你就能生存

NORMAL
正常模式
ammo and health conservation are the keys to survival a skillful trigger finger is needed to survive
弹药和补血道具是保护你活下去的关键，但要活下去还需要灵活的开枪手指技术

SURVIVALIST
生存主义者模式
for veteran dead space players ammo and health are less plentiful and enemies are more deadly
给绝命异次元的老手们的模式，弹药和补血道具不多，还有更多致命的敌人等者你

ZEALOT
狂热者模式
ammo and health are very scarce and enemies will brutalize you
弹药和补血道具是非常稀少的，敌人将残酷对付你

HARD CORE
硬汉模式
finish the game at any difficulty level to unlock the hard core difficulty setting
完成任何难度的游戏，就可结锁硬汉模式等级