The soul seer is a useful redstone component. When powered or clicked, it make mobs glow in a 24 block radius. The type of mob is based on the block beneath the soul seer. A full list is below.
| Block | Associated Mob(s) |
|---|---|
| No Block/None of the below blocks | All Mobs |
| Iron Block | Iron Golem |
| Honeycomb Block | Bee |
| Sculk | Warden |
| Moss Block | Creeper |
| Prismarine | Guardian, Elder Guardian |
| Dark Prismarine | Elder Guardian |
| Dark Oak Planks | Vindicator, Evoker, Pillager, Vex, Illusioner, Ravager, Witch |
| Netherrack | Piglin, Piglin Brute, Zombified Piglin, Strider, Hoglin, Zoglin, Blaze, Ghast, Wither Skeleton, Wither, Magma Cube |
| Magma Block | Magma Cube |
| Amethyst Block | Allay |
| Gold Block | Piglin, Piglin Brute, Zombified Piglin |
| Slime Block | Slime |
| Bone Block | Skeleton, Stray, Skeleton Horse, Wither Skeleton, Wither |
| Emerald Block | Villager, Zombie Villager, Wandering Trader, Trader Llama |
| Gilded Blackstone | Piglin Brute |
| Nether Wart Block | Piglin, Hoglin |
| Coral Block (All variants) | Salmon, Cod, Pufferfish, Tropical Fish, Squid, Turtle, Dolphin, Glow Squid, Axolotl |
| Dead Coral Block (All variants) | Drowned |
| Froglight (All variants) | Frog, Tadpole |
| Cobweb | Spider, Cave Spider |
| Bamboo Block | Panda |
| Warped Wart Block | Strider |
| End Stone | Enderman, Ender Dragon, Endermite, Shulker |
| Carved Pumpkin | Iron Golem, Snow Golem |
| Purpur Block | Shulker |
| Sandstone | Husk, Camel |
| Mushroom Block (All variants) | Mooshroom |
| Soul Sand | Zombie, Husk, Zombie Villager, Zombified Piglin, Drowned, Skeleton, Stray, Wither Skeleton, Phantom, Skeleton Horse, Zombie Horse, Zoglin, Wither |
| Soul Soil | Ghast |
| Hay Block | Horse, Mule, Donkey, Sheep, Pig, Cow, Cat, Wolf, Rabbit, Llama, Chicken |
| Snow Block | Polar Bear, Fox, Snow Golem, Goat |
| Packed Ice | Stray |
| Suspicious Sand/Gravel | Sniffer |
| Jungle Log | Parrot, Ocelot |
| Stone Bat | |
| Stone Bricks | Silverfish |
| Mossy Cobblestone | Zombie, Husk, Drowned, Zombified Piglin, Zoglin, Zombie Villager, Zombie Horse |
| Wool (All colors) | The corresponding color of sheep |
| Nether Bricks | Wither Skeleton, Blaze |
| Acacia Log | Armadillo |
| Glowstone | Player |
| Player Head | The player whose head it is |
| Chiseled Tuff | Breeze |
| Pale Oak Logs/Wood | Creaking |
It can also be used as a mob detector. The comparator output of the block represents the number of mobs it highlights. If you placed tinted glass on top, it will only give comparator output and will not make any mobs glow.

It’s crafted with sculk, making it a useful reward for looting the deep dark.
History
| 1.6.3 | Beta 1 | * | Sulfur cubes can now be highlighted using a soul seer with sulfur beneath it. |
|---|---|---|---|
| 1.6.1 | * | New Mounts of Mayhem mobs can be highlighted by the soul seer:
| |
| 1.4.1 | * | The gobblerift, nether reactor, and soul seer now have emissive textures | |
| 1.3.6 | * | Soul seers can now make breezes glow using chiseled tuff | |
| 1.3.4 | * | Armadillos can now be detected by the soul seer using an acacia log | |
| 1.3.2 | + | You can now “pick block” positional anchors, soul seers, soul conductors, and pottery tables by control+middle-clicking them | |
| 1.3.0 | * | The soul seer has been entirely reworked into a redstone component It no longer requires glowstone dust as fuel
When clicked or powered, it makes mobs glow based on the block placed beneath it
| |
| 1.1.0 | Beta 4 | * | The soul seer’s range has been nerfed from 48 blocks down to 24 blocks |
| Beta 3 | * | The soul seer has generally been rebalanced to make it less costly and more effective.
| |
| Beta 1 | * | The soul seer is now crafted with deepslate and a single echo shard, rather than soul sand It now triggers observers when activated and deactivated It also has an amazing new texture, shown above | |
| 1.0.0 | + | A new magic block, made with soul soil, an ender eye, glowstone dust, and gold. When clicked with glowstone dust, it consumes the dust and makes all entities within 24 blocks glow. | |