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monsters construct cr-5-10 Creature Codex

Iron Sphere

Small Construct, CR 5. From Creature Codex.

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Iron Sphere

Small Construct, unaligned

Armor Class 16 (natural armor)

Hit Points 60 (8d6+32)

Speed burrow 10 ft., climb 20 ft., 30 ft.

STR
16 (+3)
DEX
13 (+1)
CON
18 (+4)
INT
4 (-3)
WIS
10 (+0)
CHA
3 (-4)

Saving Throws —

Skills Athletics +6, Perception +3

Damage Immunities lightning, necrotic, poison, psychic, radiant

Condition Immunities charmed, exhaustion, frightened, poisoned, prone

Senses blindsight 60 ft. (blind beyond this radius), passive Perception 13

Languages understands the languages of its creator but can't speak

Challenge 5 (1,800 XP)

Immutable Form. The sphere is immune to any spell or effect that would alter its form.
Siege Monster. The sphere deals double damage to objects and structures.
Standing Leap. The sphere can launch itself into the air by extending the rods within it like pistons. The sphere's long jump is up to 25 feet and its high jump is up to 15 feet, with or without a running start.
Tunneler. The sphere can burrow through solid rock at half its burrow speed and leaves a 5-foot-wide, 5-foot-high tunnel in its wake.

Actions

Multiattack. The iron sphere makes three melee attacks.
Blade. Melee Weapon Attack: +6 to hit, reach 5 ft., one target. Hit: 7 (1d8 + 3) slashing damage.
Piston. Melee Weapon Attack: +6 to hit, reach 5 ft., one target. Hit: 7 (1d8 + 3) bludgeoning damage.
Spike. Melee Weapon Attack: +6 to hit, reach 5 ft., one target. Hit: 7 (1d8 + 3) piercing damage.
Lightning Cannon (Recharge 5-6). The sphere extends a metal rod from one of its many facets and fires a bolt of lightning in a 20-foot line that is 5 feet wide. Each creature in that line must make a DC 15 Dexterity saving throw, taking 22 (4d10) lightning damage on a failed save, or half as much damage on a successful one.

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