Kassoon

This is homebrew, submitted by a member of the community.

Thessalhydra

Thessalhydra

Huge monstrosity, unalignedHuge monstrosity, unaligned
Armor Class 14 (natural armor)14 (natural armor)
[~<13]
+/-/*
Hit Points 69 (6d12+30)69 ([6d12+30])
[~1-6]
Speed 30 ft., swim 30 ft.30 ft., swim 30 ft.

STR
19 (+4)
DEX
12 (+1)
CON
20 (+5)
INT
5 (-3)
WIS
10 (+0)
CHA
7 (-2)

Token URL:
Saving Throws
Skills Perception +4 Perception [+4]
Damage Vulnerabilities
Damage Resistances -
Damage Immunities acid
Condition Immunities blinded, charmed, deafened, frightened, stunned blinded, charmed, deafened, frightened, stunned
Senses darkvision 60 ft., passive Perception 14darkvision 60 ft., passive Perception 14
Languages
PB +2
Challenge 4 (1,100 XP)

[+instructions]

Actions

[~Hit +2, DC <13, DPR 0-1]

Multiattack. The thessalhydra makes one maw attack and one Flurry of Bites.

Flurry of Bites. Melee Weapon Attack: +7 to hit, reach 10 ft., one target. Hit: 7 (1d6+4) piercing damage plus 10 (4d4) poison damage.

Maw. Melee Weapon Attack: +7 to hit, reach 5 ft., one target. Hit: 9 (1d10+4) piercing damage plus 5 (1d10) acid damage.

Tail Pincer. Melee Weapon Attack: +7 to hit, reach 10 ft., one target. Hit: 10 (1d12+4) slashing damage, and the target is grappled. As an action, the target can escape the grapple by succeeding on a DC 14 Strength (Athletics) or Dexterity (Acrobatics) check (its choice). Until this grapple ends, the thessalhydra can't use its tail pincer.

Acid Saliva (Recharge d6: 5–6). The thessalhydra spits a glob of acid at a point it can see within 30 feet of it. Each creature within 10 feet of that point must make a DC 15 Dexterity saving throw, taking 18 (4d8) acid damage on a failed save, or half as much damage on a successful one.

[b]Multiattack.[/b] The thessalhydra makes one maw attack and one Flurry of Bites.

[b]Flurry of Bites.[/b] Melee Weapon Attack: [+7] to hit, reach 10 ft., one target. Hit: 7 ([1d6+4]) piercing damage plus 10 ([4d4]) poison damage.

[b]Maw.[/b] Melee Weapon Attack: [+7] to hit, reach 5 ft., one target. Hit: 9 ([1d10+4]) piercing damage plus 5 ([1d10]) acid damage.

[b]Tail Pincer.[/b] Melee Weapon Attack: [+7] to hit, reach 10 ft., one target. Hit: 10 ([1d12+4]) slashing damage, and the target is grappled. As an action, the target can escape the grapple by succeeding on a DC 14 Strength (Athletics) or Dexterity (Acrobatics) check (its choice). Until this grapple ends, the thessalhydra can't use its tail pincer.

[b]Acid Saliva (Recharge [d6]: 5–6).[/b] The thessalhydra spits a glob of acid at a point it can see within 30 feet of it. Each creature within 10 feet of that point must make a DC 15 Dexterity saving throw, taking 18 ([4d8]) acid damage on a failed save, or half as much damage on a successful one.

Legendary Actions

The thessalhydra can take 2 legendary actions, choosing from the options below. Only one legendary action can be used at a time and only at the end of another creature's turn. The thessalhydra regains spent legendary actions at the start of its turn.

Detect. The thessalhydra makes a Wisdom (Perception) check with advantage.

Tail Swipe. The thessalhydra makes a tail pincer attack.

The thessalhydra can take 2 legendary actions, choosing from the options below. Only one legendary action can be used at a time and only at the end of another creature's turn. The thessalhydra regains spent legendary actions at the start of its turn.

[b]Detect.[/b] The thessalhydra makes a Wisdom (Perception) check with advantage.

[b]Tail Swipe.[/b] The thessalhydra makes a tail pincer attack.
 

Details

 
Source Hunt for the Thessalhydra p. 41
 
Environments
 
Tactics
 
Roles | | | | | | | | | |

 

Save & Load

Monster List | Generate Random Monster | Encounter Builder

You need to be logged in to edit monsters

New Monster

Monster Statistics by Challenge Rating

CRProf. BonusACHPAttack BonusDamage / RoundSave DC
0+2<131-6<+30-1<13
1/8+2137-35+32-313
1/4+21336-49+34-513
1/2+21350-70+36-813
1+21371-85+39-1413
2+21386-100+315-2013
3+213101-115+421-2613
4+214116-130+527-3214
5+315131-145+633-3815
6+315146-160+639-4415
7+315161-175+645-5015
8+316176-190+751-5616
9+416191-205+757-6216
10+417206-220+763-6816
11+417221-235+869-7417
12+417236-250+875-8017
13+518251-265+881-8618
14+518266-280+887-9218
15+518281-295+893-9818
16+518296-310+999-10418
17+619311-325+10105-11019
18+619326-340+10111-11619
19+619341-355+10117-12219
20+619356-400+10123-14019
21+719401-445+11141-15820
22+719446-490+11159-17620
23+719491-535+11177-19420
24+719536-580+12195-21221
25+819581-625+12213-23021
26+819626-670+12231-24821
27+819671-715+13249-26622
28+819716-760+13267-28422
29+919761-805+13285-30222
30+919806-850+14303-32023

Damage Severity by Level

LevelSetbackDangerousDeadly
1-41d102d104d10
5-102d104d1010d10
11-164d1010d1018d10
17-2010d1018d1024d10

This website exists thanks to the contribution of patrons on Patreon. If you find these tools helpful, please consider supporting this site. Even just disabling your adblocker will help (it's only text and plain image ads I promise). Becoming a patron will upgrade your account to premium, giving you no ads and more features.

Shout outs: Stacey, Noble Saffron, Kayleigh Jones, Alexa Hobusch, Jonathan Lekse, DMMichael7000, Katie White, Subzotic, JollyGamer, Jayden wingler, Yi Tan, Emma Holloway, Ashley Sullivan, Ghostfang1337, Gillian Tolbert, David R Abbott, S.T. Jenkins, Vanda Leipold, Brittany DeNicholas, Phillip Hash, Ly Anton-Blake, Bobbie Crane, Amanda Kettles, Anthony Brown, Lou Bliss, Treighton, Pythor Sen, Michael Isberg, Nat, Cory Evans, Krueger82, BestWorseCaseScenario, Damian Steele, Icarus Unleashed, Mark L, Lj Nielson, Conall Reilly, Alex, keith oneal rogers, Moss, William Bamann, Merissa, Patrick Natale, Cam Largent, Thaddeus Johnson, Siren, Donavan Guay, AstroLass, Sam Davis, Chandlor Desper, Lizzie, Masca Boom, Jordan, Rincewind, Michael Hamilton, Rob Hale, Vedie V, Mylon Schroder, Nathan, Tiffany Mathis, Joseph Mitchell, Jordan Florez, Robert Rich, Deanna Pyle, Jess, Meme Pitt-Melton, E.D.F., Zee Livezey, Kevin, ryan scott, Christianna Schommer, Kerry Melton, Mary Kieser, SallySparrow132, Lunesolace, DJ_Kelf, Cassandra Keyes, Naomi B, Millergendraft, charles phillips, Nick Soucy, Ellen Mitchell, Melanie Warga, Jeremiah Walker, Bryan Sheairs, Bryan Kempka, chris wilson, Max Hops, Sarah Holland, Joshua David Maddox, Jennifer Smith, Ray Bissonnette, Joe Dalby, Nicholas Zamora, ShortyMcgibble, mtnman1979@aol.com, KFB_Patreon, eric sun, Bruce Willison, Gundar Wez, Ken Shapiro, Matthew payne, Jacob Plummer, Nahellion, Serena Verden, bilbens baggo, Stuart, Brysen Packer, Galygious, Tim Mason, Maxwell Mayer, Gannon Dubay, Thobek, Aaron Teupe, Celso R Garcia III, Felix Schmäche, XMrMonkyx ., John, Miss Zilla M, RRare, Jordan Brazeal, Kyle Clark, Jake Lane, Adam Ruiz, Phillip P Torchia, Natalie Luttrell, Stefan Gottschalk's, Remora's Jewel, Buffonturtle, Christina Majchrzak, jeremy baisch, Ivee Quinn, Zealot23, Shane Andrews, CJMAXP, Chevy Jones, KingHavok1217, Shazear, Curran Vallejo, Steve Rosenlund, Leanna Orr, Ezzela1891, John Nazario, Gary, Gordon Alexander Fallon, Jason Clark, Trey Vickory
Their contribution stands as a beacon of hope for all adventurers!

Become a patron
 
[-] Login▾

Make campaigns and save encounters / combats / dice rolls and more. One step!
Username:
Password:
Forgot?

Register

Username:
Password:
Recovery / Patron Email (Optional):

Gift Premium

Donate