Patch v5.30 has just released and a new item has been discovered in the files. The Shockwave Grenade, a Legendary variant of the Impulse Grenade. It is currently unknown the effects of this item or when we will see it.
How do you think the Shockwave Grenade will behave in-game?
— Storm – Fortnite Leaks (@StormLeaks) August 24, 2018