Mod of Redemption/Corpse-Walker Staff

The Corpse-Walker Staff is a Pre-Hardmode summoner weapon that has a chance to drop from s. It spawns a Corpse-Walker Skull to aid you in battle. Summoned Corpse-Walker Skulls are invincible and follow the player for a duration of 60 seconds before it despawns naturally, unless the player dies, summons a replacement minion, or cancels the buff.