Imagine a rubix cube whose faces are aligned: the puzzle solved. This is the world of the familiar. A few short twists and turns and those same ordered faces become jumbled and chaotic, impenetrable to all but the most cunning.
How many gods does it take to change a candlestick?
All of them. When one attempts to light the candle stick another will come along and say he shouldnt. It escalates from there until full on god war. Cue face palms when people find out why billions have died.
How many Assassins does it take to change a candlestick?
Unknown. When one candlestick goes out and the light fades turning the room to darkness a short time passes and then a new candlestick is alight in the middle of the room with nobody to be seen.
"Confront them with annihilation, and they will then survive; plunge them into a deadly situation, and they will then live. When people fall into danger, they are then able to strive for victory. "