Against soraka, Once Soraka hits level 6, her map pressure increases and she can impact the map with her Ultimate R. Once she is level 6, make sure you ping your team so they know she has her Ultimate R available. 

After Soraka has completed her first item, her damage output and sustain will increase. Expect her to play slightly more aggressive when she has this item completed.

When Soraka has her 3 healing items completed, her healing ability will skyrocket. Make sure your carries have healing reduction items like Executioner’s Calling or Morellonomicon. Against soraka, Once Soraka reaches level 6, its card pressure increases and it can impact the card with its Ultimate R. Once it is level 6, make sure that you ping your team so they know that it has its Ultimate R available. After Soraka has finished its first element, its release of damage and maintenance will increase. Expect it to play a little more aggressive when it has finished this element.