Doll Graveyard

Doll Graveyard is a 2005 film by Full Moon Features. It was directed by Charles Band.

One hundred years later, the house is now occupied by the Fillbrook family young Guy, his teenage sister Deedee, and their father. Guy is frequently the victim of Tom and Rich, a pair of older bullies whom Deedee admires. Like Sophia, Guy is shy and retiring, preferring to stay in his room with his vast collection of action figures.While doing yardwork, Guy discovers the samurai doll in the backyard. Suspecting the doll is valuable, he decides to clean it up, in spite of the protests of his older sister, Deedee, who accuses him of avoiding work. Later, when their father goes out on a date, Deedee invites her friends, Olivia and Terri, over for a party. Guy reluctantly agrees to keep the party secret after he learns that Terri enjoys some of the same action figures as he does. ........

Source: Wikipedia