The sword is a a preview. They stated it is just a fun preview the full collab is in 2025 please do research before posting articles assuming that players are all upset or not impressed
Palworld has finally released the content update for its infamous Terraria collaboration, and, aside from adding a brand new weapon class straight from the indie survival RPG, the update also brings plenty of new pals, a new island, and refreshing game mechanics. Thus far, the Terraria community seems unconvinced, but things on the Palworld side of the pond are decidedly more rosy.