It will blast when it meets blocks or creatures, which is very powerful. Use Bazooka to launch.

The Bazooka Bullet is an Equip item, used as the Bazooka's ammo to destroy buildings, terrain or blow up creatures far away. It's required for a Bazooka to shoot and function, which needs to be unlocked with Mini Beans or Bazooka shards.

Mithril (5)
Celesthium Ore (1)
Unstable Compound (1)