As illaoi, Her Ultimate R won’t go through, or do a lot of damage if she is displaced or polymorphed when she initiates the Ultimate R. This can be game-changing for the enemy team and will allow the enemy to easily win a fight.

She is quite weak against ranged carries, especially if the carry has some form of dash or range advantage over her, as it will allow them to easily dodge her E.

Buying early Grievous wounds against her can allow her enemies to win a lot of early game fights against her. This advantage will carry over to the late game where she won’t be able to heal up a lot and will be easier to take down if she decides to all-in the enemy. As illaoi, Her Ultimate R has won, or done a lot of damage if it is moved or polymorphic when she initiates the Ultimate R. This can be a game change for the enemy team and will allow the enemy to easily win a fight. It is pretty small against range, especially if the port has some form of dash or edge on it, as it will allow them to easily avoid her E. Buying seriously early wounds against her can allow her enemies to win a lot of early game fights against her. This advantage will pass at the end of the match where she won, will not be able to heal much and will be easier to remove if she decides everything in the enemy.