English (Source)
Whenever this tower kills an invader there's a <Highlight>{{ON_INVADER_KILLED:CHANCE:percent}}%</> chance to trigger a bonus attack.
Swedish Translation
Varje gång detta torn dödar en inkräktare finns det <Highlight>{{ON_INVADER_KILLED:CHANCE:percent}}%</> chans att utlösa en bonusattack.