Originally Posted by MagnarTheGreat
They needed Logan to pop his claws out.
Viper deliberately angers him when he is restrained to accomplish this.
In order to cut the adamantium claws, the hot adamantium blade that mech suit Yashida wields is used.
Mariko shows up next to Logan and this totally interrupts their initial plan and Logan gets freed by accident.
But at the end, what Yashida needed was Loganīs genes. Those could have been extracted clinically... Having the Silver Samurai just to cut the claws was, again, very cartoonish.