T e n s i o n

That takes several days depending on the amount of pieces. And puzzles are usually flat

This is hard mode.

H̤̠͉̹̱́̿̿̎̔̀ͅĄ̨̧̩̗̝͉̃̈̑̎̇R̪͈̘̮͉͔͙̭̞̞͑͂͒̀́̇̃D̙̻̩̭͇̦̥̻͉̆̒̌̚͡ M̴̢̨̠̬̺̦̝̑͋͑̅͌̎ͅO̶̺͎̖̞͉̐̒̅͋̏̽̌̆͢͝͞D̛͔̪̞̯̩̲̫͛̿́̾̚͟E̷͓͔̼̼̻̪͌̓̿̄̌̓̕ͅ
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