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A kind of toy; it kind of brings back memories of childhood.

— Description, Sonic and the Black Knight[1]

The Building Block (積み木 Tsumiki?) is a collectible item that appears in Sonic and the Black Knight.


The Building Block is a set of wooden building blocks in various geometrical shapes. Accordingly, it is a kind of toy that kind of brings back memories of childhood.


In gameplay, the player can collect the Building Block during different Missions in certain areas. For then to obtain it, the player must use the ID points earned from completing the Mission where the Building Block was picked up to identify it on the identification screen.


No. 129
ID Point Price 4
Rarity Level ★★★☆☆☆☆☆☆☆
Item Type Toy
Location Shrouded Forest, Great Megalith


  1. Official in-game description of Building Block in the Treasury, item 128/247.

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