How come these units have Seige Damage bonus against other units?

​ https://preview.redd.it/mir799kbtja51.png?width=1058&format=png&auto=webp&s=82e302fcb69ef65bcd961b1682ff61a341eaadc3 https://preview.redd.it/bvkouckbtja51.png?width=1046&format=png&auto=webp&s=0001b490da578873f3991688e5ad6b2c4200bcee submitted by /u/vindiansmiles [link] [comments]

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