NPC
Icy Merman
- Enemy
- Underground Snow
Icy Merman is a Terraria NPC. It spawns in this biome: 
Underground Snow. It drops 3 items: 
Frost Staff, 
Milkshake and 
Ice Sickle.
Bestiary entry
Rarity:
Mermen rarely stray far from the ocean. Those that do can become lost, wander into cold caverns, and become icy undead fish men.
- Lives in: Underground Snow
- Its banner:
Icy Merman Banner - Shoots: Icewater Spit
- Immune to:
Frostbite, 
Frostburn - Traits: Cold attacks: the
Warmth buff cuts their damage to 70%
Stats by game mode
| Classic | Expert | Master | Legendary (For the Worthy) | |
|---|---|---|---|---|
| Life | 280 | 560 | 840 | 1,120 |
| Attack | 60 | 120 | 180 | 320 |
| Defense | 30 | 30 | 30 | 30 |
| Knockback Taken | 50% (Med) | 45% (Med) | 40% (Med) | 40% (Med) |
| Coins |  5 | 12 50 | 1250 | 1750 |
The last column is Master mode in a For the Worthy world.
Numbers are for one player, before Hardmode.
Coins: each kill rolls from 80% to 175% of this value. Rarer extra rolls can add more.
Inflicts
Drops
Classic
| Item | Quantity | Chance | Kills for 50% | Kills for 90% | Conditions |
|---|---|---|---|---|---|
| Frost Staff | 1 | 1/50 (2%) | 35 | 114 | |
| Milkshake | 1 | 1/75 (1.33%) | 52 | 172 | Not from enemies spawned by a statue |
| Ice Sickle | 1 | 1/100 (1%) | 69 | 230 |
Expert
| Item | Quantity | Chance | Kills for 50% | Kills for 90% | Conditions |
|---|---|---|---|---|---|
| Frost Staff | 1 | 1/50 (2%) | 35 | 114 | |
| Milkshake | 1 | 1/75 (1.33%) | 52 | 172 | Not from enemies spawned by a statue |
| Ice Sickle | 1 | 1/100 (1%) | 69 | 230 |
Master
| Item | Quantity | Chance | Kills for 50% | Kills for 90% | Conditions |
|---|---|---|---|---|---|
| Frost Staff | 1 | 1/50 (2%) | 35 | 114 | |
| Milkshake | 1 | 1/75 (1.33%) | 52 | 172 | Not from enemies spawned by a statue |
| Ice Sickle | 1 | 1/100 (1%) | 69 | 230 |
Chance is per kill. Kills for 50% / 90% is how many kills give that chance of at least one drop.
