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Max group size
6
Battle phase
10:00
Base enemies per battle
2
Enemy power per battle
+1%
Longest AFK raid
3 days

How the waves work

Enemies per wave
3
First boss wave
10
Boss wave interval
5
Enemy stat multiplier
1.75
Enemy health multiplier
0.01
Default bag size
4
Vault item limit
15
Enemy power per battle
+1%

The data sets the first boss wave and a boss wave interval; reading them together, boss waves fall at wave 10 and then every 5 waves after. The multipliers are listed as stored; the data does not say how they are applied.

Enemies by wave

EnemyFrom waveTo wave
Troll13
Wandering Warrior13
Druid13
Gorilla13
Giant13
Green Dragon13
Ghost46
Zombie46
Possessed Bear46
Witch46
Demon46
Red Dragon46
Mad Wizard7no limit
Vampire7no limit
Werewolf7no limit
Dark Wizard14no limit
Cerberus14no limit
Black Dragon14no limit

Boss waves draw from: Griffin, Devil, Hades, Zeus, Medusa, Chimera. Stats that differ from the regular boss in this raid's data: Chimera.

EnemyHealthAttack intervalTargetsAttacks withWeak to Health lvlStr lvlDef lvlArchery lvlMagic lvl Melee defArchery defMagic def
Chimera4253s – –Magic 175130205 00 175155145

Bloodmoon Massacre rewards and drop rates

The raid's reward table (7 rows). Drop share is each row's weight over the table total. Value per roll is share x average amount x unit value; the data does not say how many rolls a run gives. "Base value" means the item had no cached market price, so the game's base value is used.

ItemAmountDrop shareUnit valueValue sourceValue per roll
Bloodmoon Worm15–25 99.4% 2,390 market avg 47,501
Bloodmoon Helmet1 0.20% 50,000 base value 100
Bloodmoon Bait Fishing1 0.20% 10,000 base value 20
Bloodmoon Secrets1 0.10% 18,479,852 market avg 18,480
Belt Of The Moon1 0.075% 59,311,109 market avg 44,483
Pet Bloodmoon1 0.03% 200,000 base value 60
Bloodmoon Helmet Upgrade1 0.02% 10,000 base value 2
Expected value per roll110,646

High Roller rewards

A second table named HighRollerRewards in the data. The game has a matching "Bloodmoon High Roller" achievement; the data does not say when this table is used.

ItemAmountDrop shareUnit valueValue sourceValue per roll
Bloodmoon Worm45–75 96.9% 2,390 market avg 138,919
Bloodmoon Helmet1 1.00% 50,000 base value 500
Bloodmoon Bait Fishing1 1.00% 10,000 base value 100
Bloodmoon Secrets1 0.50% 18,479,852 market avg 92,399
Belt Of The Moon1 0.37% 59,311,109 market avg 222,417
Pet Bloodmoon1 0.15% 200,000 base value 300
Bloodmoon Helmet Upgrade1 0.10% 10,000 base value 10
Expected value per roll454,645

Plundering raid loot

The data names this 23-row table PlunderingRaidLoot. Each row unlocks at a level, and some leave the table at a higher level ("Leaves at"). The data does not name the skill those levels refer to, or when the table is rolled.

ItemAmountDrop shareLevelLeaves atUnit valueValue sourceValue per roll
Cape1 8.70% 10– 40 market avg 3
Orange Leather Coat1 4.35% 30– 125 market avg 5
Orange Leather Trousers1 4.35% 30– 110 market avg 5
Iron Arrow21–50 8.70% 40– 17 market avg 52
Magical Robe1 4.35% 40– 43 market avg 2
Magical Trousers1 4.35% 40– 38 market avg 2
Steel Arrow15–45 6.09% 40– 33 market avg 60
Green Leather Coat1 4.35% 50– 280 market avg 12
Green Leather Trousers1 4.35% 50– 207 market avg 9
Knight's Cape1 4.35% 50– 723 market avg 31
Platinum Arrow15–40 4.35% 55– 49 market avg 59
Enchanted Robe1 4.35% 60– 72 market avg 3
Enchanted Trousers1 4.35% 60– 80 market avg 3
Meteorite Arrow15–30 3.48% 70– 99 market avg 77
Red Leather Coat1 3.48% 70– 388 market avg 13
Red Leather Trousers1 3.48% 70– 380 market avg 13
Cursed Robe1 4.35% 80– 198 market avg 9
Cursed Trousers1 4.35% 80– 187 market avg 8
Titanium Arrow10–25 2.61% 80– 306 market avg 140
Black Leather Coat1 2.61% 90– 681 market avg 18
Black Leather Trousers1 2.61% 90– 572 market avg 15
Royal Cape1 4.35% 95– 1,682 market avg 73
Astronomical Arrow10–20 1.74% 100– 1,126 market avg 294
Expected value per roll908

Bloodmoon Massacre achievements

The data has achievement keys and thresholds but no English text. Names here are the keys in plain words. Timed thresholds are stored in milliseconds.

Achievement (data key)ThresholdIronman threshold
Bloodmoon Wave Rider 20–
Bloodmoon Endless Slaughter 50–
Bloodmoon Crimson Legend 70–
Bloodmoon Endless Slaughter Ironman modes 40–
Bloodmoon Crimson Legend Ironman modes 60–
Bloodmoon High Roller ––

Frequently asked questions

How many players can do Bloodmoon Massacre?

Up to 6 players per group (GroupSizeMax in the official game data). The official wiki describes every raid as playable in a party of 1 to 6, so it can be started solo.

How long does Bloodmoon Massacre take?

The first preparation phase is 0:00, and a battle phase lasts 10:00. Enemy power rises 1% per battle.

What are the rarest Bloodmoon Massacre rewards?

Bloodmoon Helmet Upgrade 0.02% of the reward table (1 in 5,000); Pet Bloodmoon 0.03% of the reward table (1 in 3,333); Belt Of The Moon 0.075% of the reward table (1 in 1,333). Shares come from the official loot weights; the data does not say how many reward rolls a run gives.

How do you get the Bloodmoon Helmet in Idle Clans?

It is a Bloodmoon Massacre reward: 0.20% of the main reward table (1 in 500) and 1.00% of the High Roller table (1 in 100).

How do Bloodmoon Massacre waves work?

Each wave has 3 enemies; the first boss wave is wave 10 with a boss wave interval of 5. Enemies are drawn from a pool that changes with the wave number (table above). The official wiki describes it as running until the party falls.

Can you AFK Bloodmoon Massacre?

AFK raids run for up to 3 days (MaxAfkRaidDays). The official wiki's Auto raid token page says an AFK run takes your best manual solo time x 5, which matches AfkRaidTimeModifier = 5.

Source: the official Idle Clans game data (build 1.6600) Updated ; item values from the cached player market (daily average, saved 2026-10-06), else the game's base value. Names and rules not in the data come from the official wiki: Raids, Reckoning of the Gods, Auto raid token. This is an unofficial fan site.

Other raids: Reckoning of the Gods · Guardians of the Citadel · all raids · clan bosses