Change vi's ult so its damage scales with distance traveled. Minorly reward vi's that manage to catch an enemy that just used their escape, and tangentially make hilarious plays where vi catches a target out of recall and oneshots them.
it's themaaaatic 
SexyBabyJesusZ1 votesif she goes halfway across the map then yeah increase her damage
but its super aids when u blow a flash and she still destroys you.
BeZaggin1 votesit could also be inferred that you can reduce the power by moving towards her- it offers more counterplay, and makes panic flashes less intensely rewarded than they are now.