Adult Copper Dragon

Adult Copper Dragon

Huge dragon · CR 14 · 11,500 XP

18 AC · 184 HP

Roll the Adult Copper Dragon

Rend
Acid Breath DC 18 DEX

Press a roll button. The dice land here.

Stat block

Type
Huge dragon, chaotic good
Armor Class
18
Hit Points
184 (16d12 + 80)
Speed
40 ft., climb 40 ft., fly 80 ft.
Challenge
14 (11,500 XP), proficiency +5
Immunities
acid
Senses
darkvision 120 ft., blindsight 60 ft., passive perception 22
Languages
Common, Draconic
STRDEXCONINTWISCHA
23
12
21
18
15
18

Adult Copper Dragon odds against your Armor Class

Chance to hit, then average damage per attack once misses and critical hits are counted.

AttackAC 12AC 14AC 15AC 16AC 18AC 20
Rend (+11)95%
21.2 dmg
90%
20.1 dmg
85%
19.1 dmg
80%
18 dmg
70%
15.8 dmg
60%
13.7 dmg
Full turn (3 attacks)63.6 dmg60.4 dmg57.2 dmg53.9 dmg47.5 dmg41 dmg

Adult Copper Dragon hit points

The stat block uses the average, 184. Rolled, 16d12 + 80 lands anywhere from 96 to 272.

96: 0.00%97: 0.00%98: 0.00%99: 0.00%100: 0.00%101: 0.00%102: 0.00%103: 0.00%104: 0.00%105: 0.00%106: 0.00%107: 0.00%108: 0.00%109: 0.00%110: 0.00%111: 0.00%112: 0.00%113: 0.00%114: 0.00%115: 0.00%116: 0.00%117: 0.00%118: 0.00%119: 0.00%120: 0.00%121: 0.00%122: 0.00%123: 0.00%124: 0.00%125: 0.00%126: 0.00%127: 0.00%128: 0.00%129: 0.00%130: 0.00%131: 0.00%132: 0.00%133: 0.00%134: 0.00%135: 0.00%136: 0.01%137: 0.01%138: 0.01%139: 0.01%140: 0.02%141: 0.02%142: 0.03%143: 0.03%144: 0.04%145: 0.05%146: 0.06%147: 0.08%148: 0.09%149: 0.11%150: 0.14%151: 0.17%152: 0.20%153: 0.23%154: 0.28%155: 0.32%156: 0.38%157: 0.43%158: 0.50%159: 0.57%160: 0.65%161: 0.74%162: 0.83%163: 0.93%164: 1.03%165: 1.14%166: 1.25%167: 1.37%168: 1.49%169: 1.62%170: 1.74%171: 1.86%172: 1.99%173: 2.11%174: 2.22%175: 2.33%176: 2.43%177: 2.53%178: 2.61%179: 2.69%180: 2.75%181: 2.80%182: 2.83%183: 2.85%184: 2.86%185: 2.85%186: 2.83%187: 2.80%188: 2.75%189: 2.69%190: 2.61%191: 2.53%192: 2.43%193: 2.33%194: 2.22%195: 2.11%196: 1.99%197: 1.86%198: 1.74%199: 1.62%200: 1.49%201: 1.37%202: 1.25%203: 1.14%204: 1.03%205: 0.93%206: 0.83%207: 0.74%208: 0.65%209: 0.57%210: 0.50%211: 0.43%212: 0.38%213: 0.32%214: 0.28%215: 0.23%216: 0.20%217: 0.17%218: 0.14%219: 0.11%220: 0.09%221: 0.08%222: 0.06%223: 0.05%224: 0.04%225: 0.03%226: 0.03%227: 0.02%228: 0.02%229: 0.01%230: 0.01%231: 0.01%232: 0.01%233: 0.00%234: 0.00%235: 0.00%236: 0.00%237: 0.00%238: 0.00%239: 0.00%240: 0.00%241: 0.00%242: 0.00%243: 0.00%244: 0.00%245: 0.00%246: 0.00%247: 0.00%248: 0.00%249: 0.00%250: 0.00%251: 0.00%252: 0.00%253: 0.00%254: 0.00%255: 0.00%256: 0.00%257: 0.00%258: 0.00%259: 0.00%260: 0.00%261: 0.00%262: 0.00%263: 0.00%264: 0.00%265: 0.00%266: 0.00%267: 0.00%268: 0.00%269: 0.00%270: 0.00%271: 0.00%272: 0.00%
96chance of each total for 16d12 + 80272
Hit pointsChance
140 or more>99%
184 or more51%
228 or more<1%
254 or more<1%

Traits

Legendary Resistance. If the dragon fails a saving throw, it can choose to succeed instead.

Actions

Multiattack. The dragon makes three Rend attacks. It can replace one attack with a use of (A) Slowing Breath or (B) Spellcasting to cast Mind Spike (level 4 version).

Rend. Melee Attack Roll: +11, reach 10 ft. Hit: 17 () Slashing damage plus 4 () Acid damage.

Acid Breath. Dexterity Saving Throw: DC 18, each creature in an 60-foot-long, 5-footwide Line. Failure: 54 () Acid damage. Success: Half damage.

Slowing Breath. Constitution Saving Throw: DC 18, each creature in a 60-foot Cone. Failure: The target can’t take Reactions; its Speed is halved; and it can take either an action or a Bonus Action on its turn, not both. This effect lasts until the end of its next turn.

Spellcasting. The dragon casts one of the following spells, requiring no Material components and using Charisma as the spellcasting ability (spell save DC 17):

Legendary actions

Giggling Magic. Charisma Saving Throw: DC 17, one creature the dragon can see within 90 feet. Failure: 24 () Psychic damage. Until the end of its next turn, the target rolls whenever it makes an ability check or attack roll and subtracts the number rolled from the D20 Test. Failure or Success: The dragon can’t take this action again until the start of its next turn.

Mind Jolt. The dragon uses Spellcasting to cast Mind Spike (level 4 version). The dragon can’t take this action again until the start of its next turn.

Pounce. The dragon moves up to half its Speed, and it makes one Rend attack.

Other CR 14 monsters

This page includes material from the System Reference Document 5.2.1 (“SRD 5.2.1”) by Wizards of the Coast LLC, available at dndbeyond.com/srd. The SRD 5.2.1 is licensed under the Creative Commons Attribution 4.0 International License. The averages, odds and tables are ours.