Descriptions indicate these bricks combine with other Mega Construx sets and are compatible with many major building-brick brands.

Piece counts in this selection include: 98, 101, 104, 111, 241, and 609 pieces.

Most sets are labeled "8 Years and Up," while the large 609-piece collector model is labeled "18 Years and Up."

Figure counts typically range from 2 to 4 micro action figures, and several descriptions note the figures have 12 points of articulation.

Common accessories include interchangeable weapons and armor pieces. Many sets also include a display brick or a buildable display stand.

The 609-piece collector model requires 3 AAA alkaline batteries (not included). Several smaller sets list no battery requirement.