Against masteryi, Disengage is Master Yi’s worse nightmare. As soon as he activates his Ultimate r and runs towards your team, disengage so he cannot take over the fight.

When low, make sure you back away even if Master Yi isn’t there. If he picks up free and easy kills, he will snowball heavy and take over the next team fight.

Try and wait for Master Yi to use his e before locking him down with CC. As he can use his e to dodge skill shots and CC if timed correctly, it’s best to wait for him to use this ability before trying to kill him. Against masteryi, Disengagement is Master Yi's worst nightmare. As soon as he activates his Ultimate r and runs to your team, disengagement so that he can not resume the fight. When he is weak, make sure to get over it even if Master Yi is not there. If he takes free and easy blows, he will make heavy snowballs and take over from the next team fight. Try to wait for Master Yi to use his e before locking him up with CC. As he can use his e to avoid skill blows and CC if time is correct, it is best to wait for him to use this ability before trying to kill him.