Bug Magtheridon Unreleased corrupted

Hello! Then i played arene vs schwarzkopf#21648, my oponent use Magtheridon Unreleased corrupted gives 2/2 copy. At the end of turn they shot 3 times ,although they should have fired twice. I lose because they did me 6 damage that shouldn’t have happened
I am attaching a link to a recording of the match where you can see that there were 3 shots

(https://hsreplay.net/replay/ckh9SwSwCwatGrt49hbXHo)