How do you change custom skins from Tetris Poland?

[PuyoUltimate]

So im seeing some Tetris poland videos and there are some tetris skins from other tetris games that was not in Tetris Poland but those skins are custom can anyone tell me how do you can get customize tetris block skins becuase maybe i will try doing that soon

[Okey_Dokey]

Modding Tetris Online Poland is pretty complicated. riisssaaa once wrote a guide in the Tetris Online Poland forums.

[XaeL]

Modding Tetris Online Poland is pretty complicated. riisssaaa once wrote a guide in the Tetris Online Poland forums.

It's not *that* complicated.
You use SJE tool to unpack from a proprietary TOP format back into jpeg and png. Make modifications, then use SJE Tool to pack it back into the TOP format.

The guide that riisssaaa wrote is very comprehensive