Sentence:  With the help of some low-end boosting, Dinklage <WSD>musters</WSD> a decent amount of kid-appropriate menace—although he never does explain his gift for finding chunks of ice shaped like pirate ships—but Romano and Leary mainly sound bored, droning through their lines as if they're simultaneously texting the contractors building the additions on their houses funded by their fat sequel paychecks. 
Meaning of the word marked with <WSD> tags:  To collect, call or assemble together, such as troops or a group for inspection, orders, display etc. (from 15th c.)