These aren't your little sibling's Lego creations.
See also: 27 Brickin' Incredible Lego Creations
YouTube user Counter656 created a stop-motion video that pits Lego ninjas against each other in a fierce fight. Posted online earlier this week, the video highlights the metallic clang of swords clashing and the sound of lightning-fast footsteps of warriors in pursuit.
The battle eventually kicks into high gear, when the ninjas throw fire balls and spin tornadoes.
And with no clear winner, there's definitely the potential for a rematch.
BONUS: 12 Extraordinary LEGO Creations
Ryan McNaught created the Colosseum. Half of it is in ruin, while the other half depicts the structure as it was in 80AD.
Image courtesy of Ryan McNaught
Amidala stands at around five feet tall. She took Henry Lim a month to build.
Image courtesy of Henry Lim
As seen at the Nintendo World Store at Rockefeller Center in New York City, this gigantic DSi is truly awesome.
Image courtesy of Sean Kenney
Built to celebrate the 50th anniversary of the UK's National Austic Society, this community-built ladder took over 40,000 LEGO bricks to make.
Image courtesy of Bright Bricks
Standing an impressive 5.76 meters tall, this rad rocket creation is made of approximately 120,000 bricks.
Image courtesy of Ryan McNaught/Melbourne Headshot Company
Apart from the wire strings, this instrument is entirely made from LEGO. And yes, it's playable.
Image courtesy of Henry Lim
Now these are some seriously cool wheels.
Image courtesy of Sean Kenney
This fabulous tree graces a corner of the staff canteen of LEGO’s UK offices in Slough.
Image courtesy of Bright Bricks
This is a life-size droid! If you look closely, you will see an R2-D2 Minfig added for scale.
Image courtesy of Ryan McNaught
Created over a seven-month period, this dino measures an amazing 14 feet in length.
Image courtesy of Henry Lim
The centerpiece of the Empire State Building gift shop, this structure contains 13,000 bricks.
Image courtesy of Sean Kenney
Commissioned by fashion designer Stella McCartney, this five-foot tiger cub graces the window of her London store.
Image courtesy of Bright Bricks
Homepage image: YouTube, counter656