Can anyone tell me if this is Underdog?

[dreamnfox]

Was gifted this cut, had someone tell me they don't think it's Underdog but thought I would check here. Buds are massive with some berry terps. Needed the bottle for scale. I can take more pics when lights come on in a few hours

 

[cbrians]

Whatever it is looks dank

 

[dreamnfox]

Added a couple more pics

 

[Fred.thompson]

It's under a something! Lol good job!

 

[dreamnfox]

Was able to find out is Underdawg, from a UK breeder, supposedly og Kush x sourD