Final answer:
The unique effect described in the given information is the 'Triple shot' (option B). It refers to a power-up or item in a video game that allows the player's character to shoot three projectiles simultaneously.
Step-by-step explanation:
The unique effect described in the given information is the 'Triple shot' (option B). This refers to a power-up or item in a video game that allows the player's character to shoot three projectiles simultaneously. This can be useful in games where there are multiple enemies or targets to hit, as it increases the player's chances of hitting their intended target.