Weapons
Marrow Staff
Growth · ranged
tier i / unmodified preview
Growth / 8.0 hit damage / 0.85s attack interval Reach 242 / Critical chance 5% / Critical multiplier 2.00x No Survivor traits, items, refits, permanent upgrades or weather modifiers. Attack-specific effects can deal additional damage.
how it fights
Faint marrow bolts earn +1 Max HP every 30 weapon kills, up to +20 this run.
piercing / bounces / chains
PROJECTILE: Uses Piercing first, then Bounces to seek a new target within 220 units. Each projectile hits each enemy at most once; walls stop it. Piercing damage improves retained damage after each pass-through. Ricochets lose their own fixed damage fraction.
survivor arsenal
Chemist As Chemist, reach Tier III and earn 100 kills with Chemical Sprayer. Optional growth blueprint.
building beyond tier iv
Choose a specialization in the Supply Shed and purchase ranks with scrap. Availability follows cleared-wave thresholds; Endless opens more ranks through wave 60.
living marrow / specialization
+40% kill credit toward growth and +10% weapon damage per rank. Run growth caps still apply.
bone splinters / specialization
+1 bonus shot at 40% damage and +6% main-hit damage per rank. Original shots keep full power.
hollow point / specialization
+1 penetration, +12 points of damage retention and +8% hit damage per rank.