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Borderlands 4 Rooker Review — Legendary Sniper Rifle

Published: 8/15/2026 · Updated: 11/15/2026 · As of 2026-07

RarityLegendary
TypeSniper Rifle
ManufacturerOrder
ElementShock (Shock – Alt‑Fire) / Kinetic (normal)
Drop sourceHow Rush Saved Mercenary Day Bounty Pack (Vault Card: Mercenary Day)
Red Text
For daddies, not fathers.

This review was machine-translated from the Japanese original. Numbers are checked against the original; if the wording reads oddly, the Japanese version is authoritative.

Alt-fire spreads two “needles that keep tracking the targeted enemy”, a fully accuracy-focused Order-made sniper. Normal fire charges to increase damage, alt automatically homes and continues to pierce bosses. Mercenary Day Bounty Pack (Vault Card) exclusive item.

🧩 Source of red text “For daddies, not fathers.” is a Borderlands classic lowbrow joke contrasting the English slang “daddy” (referring to a reliable older brother-type or strong figure) with “father” (biological father). Specific source as a quote from a particular work or character is unverified, and the public source is just “Borderlands-like flavor” (MentalMars). The concrete external source is (unverified).

What kind of sniper rifle? (Beginner’s perspective)

Unique effects (mechanics)

Callous (Alt Fire): Fires 2 needles that continuously home on the enemies you are targeting. The needles persist independently and continuously hit enemies in view with Shock splash.

Drop & Farming

Drop SourceChanceNotes
How Rush Saved Mercenary Day Bounty Pack (Vault Card)—Exchange for 10 Vault Card Tickets (DLC/Bounty Pack 1 required)

Build compatibility

Vault HunterCompatibilityMemo
Rafa⭐⭐⭐Alt homing stabilizes boss cutting
Vex⭐⭐⭐Shock compatibility
Amon⭐⭐⭐General use
C4SH⭐⭐⭐General use

Summary

FAQ

What is Rooker's unique effect?

Alt‑Fire: fires two homing needles that track the targeted enemy (Shock splash). Normal fire can be charged up to a maximum of 5 tiers, increasing damage by +50%/tier.

Where can you obtain Rooker?

It drops from How Rush Saved Mercenary Day Bounty Pack (Vault Card: Mercenary Day).