Waterfiends

Slayer 1 Combat 115 128 xp Members demon
Waterfiend render

Requirements

  • Slayer LevelNone
  • Combat Level75
  • Also NeedsAccess to the Ancient Cavern

Combat & Weakness

  • Attack StyleMagic, Magical ranged
  • Max Hit11
  • Hitpoints128
  • AggressiveYes
  • Weak To Earth (+100%)
Stab 100 Slash 100 Crush 10 Magic 100 Ranged 100

immune to poison · immune to venom

Locations

Watch Out

They use magic-based ranged attacks — high Defence helps less than you'd hope; use crush weapons for their weak point.

— ezSlayer editorial, not wiki data

Collection Log (1)

Log membership cross-referenced against the wiki's collection log item registry at build time.

Loot & Odds · Waterfiend

At 151 kills: 4.91% chance of at least one Mist battlestaff.

100% (2)
ItemQtyRateChance in taskExpected
151Water rune1Always100%151
151Fiendish ashes1Always100%151
Pre-roll (1)
ItemQtyRateChance in taskExpected
Mist battlestaffCollection log item11/3,0004.91%0.05
Weapons and armour (8)
ItemQtyRateChance in taskExpected
7Staff of water11/21.399.93%7.1
2Adamant chainbody11/6490.7%2.4
2Adamant warhammer11/6490.7%2.4
2Rune med helm11/6490.7%2.4
5Water battlestaff11/3299.2%4.7
1Mystic water staff11/12869.4%1.2
1Blue d'hide vambraces11/12869.4%1.2
1Rune full helm11/12869.4%1.2
Runes and ammunition (8)
ItemQtyRateChance in taskExpected
88Sapphire bolts151/25.699.8%88.5
1062Mithril arrow901/12.8>99.99%1062
1062Water rune1501/21.399.93%1062
60Blood rune171/42.797.2%60.2
136Death rune231/25.699.8%136
118Mist rune25–751/6490.7%118
206Mud rune75–1001/6490.7%206
118Steam rune40–601/6490.7%118
Materials (9)
ItemQtyRateChance in taskExpected
71Mithril ore (noted)10–20 (noted)1/3299.2%70.8
64Raw lobster (noted)18 (noted)1/42.797.2%63.7
28Raw shark (noted)8 (noted)1/42.797.2%28.3
7Shark21/42.797.2%7.1
15Mithril bar (noted)10–15 (noted)1/12869.4%14.7
4Uncut sapphire (noted)3 (noted)1/12869.4%3.5
4Uncut emerald (noted)3 (noted)1/12869.4%3.5
4Uncut ruby (noted)3 (noted)1/12869.4%3.5
4Uncut diamond (noted)3 (noted)1/12869.4%3.5
Herbs (11)
ItemQtyRateChance in taskExpected
3Grimy guam leaf11/56.993.1%2.7
2Grimy marrentill11/75.986.5%2
1Grimy tarromin11/10177.7%1.5
1Grimy harralander11/13068.8%1.2
Grimy ranarr weed11/16660.0%0.91
Grimy irit leaf11/22848.6%0.66
Grimy avantoe11/30339.3%0.5
Grimy kwuarm11/36434.0%0.41
Grimy cadantine11/45528.3%0.33
Grimy lantadyme11/60722.0%0.25
Grimy dwarf weed11/60722.0%0.25
Seeds (15)
ItemQtyRateChance in taskExpected
Toadflax seed11/16260.9%0.93
Irit seed11/23647.4%0.64
Belladonna seed11/24446.2%0.62
Poison ivy seed11/33936.0%0.45
Avantoe seed11/34535.5%0.44
Cactus seed11/36334.0%0.42
Potato cactus seed11/49826.2%0.3
Kwuarm seed11/50625.8%0.3
Snapdragon seed11/75818.1%0.2
Cadantine seed11/1,09012.9%0.14
Lantadyme seed11/1,5179.48%0.1
Snape grass seed31/1,7448.30%0.26
Dwarf weed seed11/2,4915.88%0.06
Torstol seed11/3,8763.82%0.04
35Watermelon seed5–151/42.797.2%35.4
Other (7)
ItemQtyRateChance in taskExpected
44238Coins2,000–3,0001/8.5>99.99%44238
76Water orb (noted)6–10 (noted)1/16>99.99%75.5
212Vial of water (noted)40–50 (noted)1/3299.2%212
5Water talisman11/3299.2%4.7
7Oyster31/6490.7%7.1
59Seaweed (noted)20–30 (noted)1/6490.7%59
59Snape grass (noted)20–30 (noted)1/6490.7%59
Gem drop table (13)
ItemQtyRateChance in taskExpected
2NothingN/A1/85.583.1%1.8
Uncut sapphire11/17158.8%0.88
Uncut emerald11/34135.8%0.44
Uncut ruby11/68319.9%0.22
Chaos talisman11/1,8207.96%0.08
Nature talisman11/1,8207.96%0.08
Uncut diamond11/2,7315.38%0.06
Rune javelin51/5,4612.73%0.14
Loop half of key11/5,4612.73%0.03
Tooth half of key11/5,4612.73%0.03
Rune spear11/87,3810.173%<0.01
Shield left halfCollection log item11/174,7630.086%<0.01
Dragon spearCollection log item11/233,0170.065%<0.01
Tertiary (5)
ItemQtyRateChance in taskExpected
151Clue scroll (elite)1Always100%151
151Reward casket (elite)1Always100%151
25Crystal shard3–51/2499.8%25.2
2Brimstone key11/9779.1%1.6
1Clue scroll (hard)11/12869.4%1.2

Where to Go

verified against the OSRS Wiki · revision 15275448 · fetched 2026-08-04 · CC BY-NC-SA 3.0