mindfuck
mindscrew
brainfuck
mindfucker
mindfuckery
head game
mind game
gaslight
mindfucking
puppeteering
headfuckery
mindblow
mess up
crazymaking
red rag
challenge
red rag to a bull
pawn
head-game
caprice
mystery-monger
imbecility
perversion
bug
tamper
put-up job
come unhinged
fiddler
enfant terrible
psych
come over
twiddler
get out of someone's hair
turn-off
nonsensify
manipulativeness
hoax
obsession
bunny boiler
inflector
manipulatee
wig out
warped
disrupter
come between
guide
premove
come the raw prawn
introject
put out
rig
psychogenically
oversway
self-own
intervention
hit
gadfly
headgame
manipulational
alter
interferer
psychological warfare
psychomanipulation
turn someone's head
lolcow
sadistic personality disorder
some people
tickle someone's fancy
bodyjack
derangement
basher
pervertedly
get one's wires crossed
disorganizer
lightning rod
upset
influence
miscreator
mislead
obstructionist
pawn off as
overthrow
craze
psychobabbling
incitant
manipulation
hoodwinkery
stitch-up
headcase
stalkery
comb someone's hair the wrong way
doubleness
counterimagination