"KAST" stands for Kills, Assists, Survived, and Traded. A player is counted as having an impact in a round if they manage one of those 4 things.
randomperson [#2]100% kast happens a lot wdym
I checked all the matches played in lock//in , and this is the only one peaked 100% in 1 map
https://www.vlr.gg/85525/paper-rex-vs-drx-valorant-champions-tour-stage-1-masters-reykjav-k-ubqf/?game=77489&tab=overview
https://www.vlr.gg/130632/drx-vs-furia-valorant-champions-2022-group-stage-opening-d/?game=95075&tab=overview
https://www.vlr.gg/130685/loud-vs-optic-gaming-valorant-champions-2022-gf/?game=95132&tab=overview
horse69 [#5]https://www.vlr.gg/85525/paper-rex-vs-drx-valorant-champions-tour-stage-1-masters-reykjav-k-ubqf/?game=77489&tab=overview
https://www.vlr.gg/130632/drx-vs-furia-valorant-champions-2022-group-stage-opening-d/?game=95075&tab=overview
https://www.vlr.gg/130685/loud-vs-optic-gaming-valorant-champions-2022-gf/?game=95132&tab=overview
Mako = GOAT