For the first part of medieval polearm weapons, here are the billhook, the bardiche, and the halberd :
Billhook ( or Anicroche) with 900 polygons: A polearm weapon with a curved blade at one end and a pointed tip at the other, used for cutting, chopping, and grappling.
Bardiche (or Bardiche) with 3300 polygons: A polearm weapon with a wide, curved blade mounted on a long handle, used for slashing, cutting, and delivering powerful blows.
Halberd (or Hallebarde) with 1300 polygons: A polearm weapon with an axe-like blade, often with a crescent-shaped spike or a falcon's beak at the other end, used for chopping, striking, and piercing armor.