TFT augment
Riftwalk is an augment from Set 9, Runeterra Reforged.
Gain a Kassadin. Before casting, your strongest Kassadin gains 38 Ability Power and blinks to the furthest enemy within 3 hexes, but his ability no longer disarms or shields. His Mana cost is reduced by 30.
All Set 9 augmentsEvery TFT augment