Mason Grivna is a 6’10” boys basketball prospect from Ballard High School in Louisville, Kentucky, competing with Louisville Magic. 

As a 2029 graduate, he already owns college level size and shows steady improvement in skill, movement, and game understanding. 

His presence impacts spacing, rebounding, and defensive structure, making him a valuable interior piece at this stage of development.

Strengths

• Legitimate size and length that immediately change the paint
  • Finishes efficiently around the rim with soft hands
  • Shows improving footwork and balance in the post
  • Alters shots defensively and rebounds his area
  • Communicates well and understands team defensive concepts

Areas to Improve

Grivna will benefit from continued strength development to hold deeper post position and finish through physical defenders. Improving lateral quickness and conditioning will help him defend ball screens and mobile forwards more effectively.

Projected Role

At the college level, Grivna projects as a rim protecting big who provides rebounding, interior scoring, and defensive stability. His role will expand as his offensive skill set continues to evolve.

College Projection:
High major to strong mid major developmental frontcourt prospect.

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