Buy me a coffeeVicious Caltrops
Modified caltrops with brittle, needle-sharp spines that turn a simple floor hazard into a cruel tool of ambush, pursuit-breaking, and area denial.
Overview
Vicious Caltrops are a harsher version of ordinary caltrops, designed to wound more reliably and resist quick treatment. Each piece is fitted with longer, thinner spines that bite into boots, hooves, paws, and exposed flesh with more force than common iron caltrops.
A 2-pound bag of Vicious Caltrops covers one 5-foot square, making the item especially useful in doorways, tunnels, alley mouths, stairwells, bridge approaches, and other narrow spaces where enemies cannot easily step around them.
Goblins, skirmishers, tunnel fighters, desperate caravan guards, and retreating scouts all value Vicious Caltrops because they punish speed. They are not meant to win a battle alone. They are meant to break a charge, slow pursuit, force caution, and turn a simple path into a dangerous choice.
Physical Description
Vicious Caltrops are small, many-pointed iron or hardened steel devices shaped so that at least one spike points upward when dropped. Compared with ordinary caltrops, their spines are slightly longer, thinner, and more needle-like.
The tips are often intentionally brittle. When stepped on, a spine may snap, lodge, or splinter in leather, hoof, paw, or flesh. This makes the wound harder to clean and more painful to move on. Crude versions may be blackened with soot, oil, pitch, or old grime so they are harder to notice in dim passages.
Why Vicious Caltrops Matter
They matter because they give weak, clever, or outnumbered combatants a cheap way to control movement. They are battlefield tools for creatures that expect to retreat, lure enemies forward, or fight from prepared ground.
They also give an encounter a sense of intent. A room with Vicious Caltrops near the door is not just a room. It is a defended position. A tunnel seeded with them is not just a tunnel. It is a trap line. A bridge scattered with them becomes a decision: slow down, risk injury, or find another way across.
Edition Tabs
Vicious Caltrops 5.5e / 2024
Vicious Caltrops Pathfinder 1e / 3.5e
Caltrops, Vicious, Pathfinder
Vicious Caltrops 5.5e / 2024
Adventuring Gear, Uncommon Hazard Item
Cost: 5 gp per 2-pound bag
Weight: 2 lb.
Area: One 5-foot square
Use: Action to scatter
As an action, you can scatter a 2-pound bag of Vicious Caltrops to cover one 5-foot square within 5 feet of yourself. The area becomes difficult terrain until the caltrops are cleared.
A creature that enters the area must succeed on a DC 15 Dexterity saving throw or take 1d2 piercing damage and have its walking speed reduced by 10 feet until the creature regains at least 1 hit point or the wound is treated. A creature moving through the area at half speed avoids making the saving throw.
A creature can use an action to clear one 5-foot square of Vicious Caltrops, provided it has a free hand, a suitable tool, or another reasonable way to sweep the area.
Treating the Wound
A creature can use an action to make a DC 15 Wisdom (Medicine) check to remove embedded spine fragments and end the speed reduction. On a failed check, the speed reduction continues.
At the DM’s discretion, the Medicine check may be made with disadvantage if the wound is being treated in poor light, mud, combat, without suitable tools, or after contact with especially dirty caltrops.
5.5e Design Note
This version keeps Vicious Caltrops close to standard caltrops while making them meaningfully nastier. The damage remains minor, but the higher save DC and harder treatment make the item feel cruel, deliberate, and tactically useful.
Vicious Caltrops Pathfinder 1e / 3.5e
Adventuring Gear
Cost: 5 gp
Weight: 2 lb.
Area: One 5-foot square
A 2-pound bag of Vicious Caltrops covers one 5-foot-square area. Vicious Caltrops function as normal caltrops, except they are more dangerous when stepped on and harder to treat once they wound a creature.
When a creature moves into a square covered by Vicious Caltrops, the caltrops make an attack roll against that creature.
Attack Bonus: +4
Damage: 1d2 piercing damage
Treatment: DC 20 Heal check to fully treat
On a successful attack, the creature takes 1d2 piercing damage and suffers the normal effects of caltrops for your rules system, including any movement penalty or speed reduction that normally applies.
A successful DC 20 Heal check fully treats the wound, removes embedded spine fragments, and ends the caltrop-related injury. Until treated, the wound remains painful, dirty, and difficult to ignore.
Pathfinder / 3.5e Table Note
Use the normal caltrop rules from your system as the base. Vicious Caltrops change only these details:
Attack Bonus: +4
Damage: 1d2 piercing damage
Heal DC: 20 to fully treat
This keeps Vicious Caltrops simple at the table: they are still caltrops, but sharper, crueler, and harder to recover from.
Caltrops, Vicious
Source Goblins of Golarion
These specially modified caltrops have clusters of needle-sharp spines that are slightly longer and more brittle than those on normal caltrops. Like standard caltrops, a 2-pound bag of vicious caltrops covers a 5-foot-square area. Vicious caltrops work just like normal caltrops, save that they have an attack bonus of +4, do 1d2 points of damage, and require a DC 20 Heal check to fully treat.