This video game was banned in several countries due to its graphic scenes of ultra-violence.

ultra- 是前缀，表示"极端的"或"超出的"。 violence 是名词，意思是"暴力行为"或"暴力场面"。 ultra-violence 指"极端暴力"或"极度暴力"，通常用来描述超出常规的暴力程度或画面。