Nefer would killl me by setting me on fire with those tails...

poisoned tea

she would magic me out of existance

She'd burn me slowly, using the hottest fire (blue)...

Stab Stab Stab. liver, heart, and head just to be safe.

the sword D:

Choking me with her sash o.o

By using a curse.

She'd draw something, like a huge dog, then breathe life into it.

summon sephiroth via his 'mothers' head

She would sic her little possessed plushies after me!

She'd hit me to death on the head with her staff!

Tail strangling x_____X; She's plenty enough tails to do that. (Augh my windpipe!)

with the dagger he's holding

Some kind of poisonous gas.

strangle me with his hair