1. Name a famous person whose last name is a bird
The rarest answer starts with “H” (11 letters, 2 words). Only 3 answers on this prompt score Deep Cut or better — think past the obvious.
Answer archive
Krillion answers — Thursday, December 24, 2026
One day of Krillion Infinite, preserved in full.
These are the 7 prompts from the Krillion Infinite daily dive for Thursday, December 24, 2026, with every accepted answer published by rarity tier — from the Plankton answer everyone gave, down to the One in a Krillion answer worth 100 points. Already played? Compare your dive honestly. Not played yet? If this page is today's date, close it and play first — spoilers are real down here.
Hints — a nudge before the answers
Want to almost find it yourself first? Each hint describes that prompt's rarest answer — its first letter, its length, and how much company it has in the deep tiers — without naming it. The full answers are right below, past the point of no return.
2. Name a famous treaty
The rarest answer starts with “T” (21 letters, 3 words). Only 4 answers on this prompt score Deep Cut or better — think past the obvious.
3. Name a famous shipwreck
The rarest answer starts with “V” (4 letters). Only 4 answers on this prompt score Deep Cut or better — think past the obvious.
4. Name a famous physicist
The rarest answer starts with “M” (10 letters, 2 words). Only 4 answers on this prompt score Deep Cut or better — think past the obvious.
5. Name a type of soil
The rarest answer starts with “H” (8 letters). Only 4 answers on this prompt score Deep Cut or better — think past the obvious.
6. Name something that lives in a shell
The rarest answer starts with “X” (9 letters). Only 4 answers on this prompt score Deep Cut or better — think past the obvious.
7. Name something with a tail that isn’t an animal
The rarest answer starts with “L” (14 letters, 2 words). Only 4 answers on this prompt score Deep Cut or better — think past the obvious.
The full answers
Name a famous person whose last name is a bird
🫧 Plankton (10 pts): Larry Bird, Katy Perry
🤡 Too Clever (15 pts): Tom Swift?, Martin Luther King?, Robbie Williams, Kate Sparrow?, Amelia Earhart?
🐟 Schooler (30 pts): Ethan Hawke, Florence Nightingale
🦑 Rare (60 pts): Trace Adkins, Harper Lee
🏮 Deep Cut (85 pts): Byron Finch
🌟 One in a Krillion (100 pts): Heron Allen, Wren Baker
Name a famous treaty
🫧 Plankton (10 pts): Versailles Treaty, NATO Treaty
🤡 Too Clever (15 pts): Geneva Conventions, Paris Climate Agreement
🐟 Schooler (30 pts): Treaty of Guadalupe Hidalgo, Pinckney's Treaty
🦑 Rare (60 pts): Treaty of Versailles, Treaty of Utrecht
🏮 Deep Cut (85 pts): Treaty of Paris 1783, Treaty of Ghent
🌟 One in a Krillion (100 pts): Treaty of Tordesillas, Treaty of Westphalia
Name a famous shipwreck
🫧 Plankton (10 pts): Titanic, Costa Concordia
🤡 Too Clever (15 pts): Britannic, Edmund Fitzgerald
🐟 Schooler (30 pts): Lusitania, Bismarck
🦑 Rare (60 pts): USS Arizona, Andrea Doria
🏮 Deep Cut (85 pts): Mary Rose, Endurance
🌟 One in a Krillion (100 pts): Vasa, Antikythera shipwreck
Name a famous physicist
🫧 Plankton (10 pts): Albert Einstein, Nikola Tesla
🤡 Too Clever (15 pts): Stephen Hawking, Isaac Newton
🐟 Schooler (30 pts): Galileo Galilei, Michael Faraday
🦑 Rare (60 pts): Werner Heisenberg, Marie Curie
🏮 Deep Cut (85 pts): Richard Feynman, Erwin Schrodinger
🌟 One in a Krillion (100 pts): Max Planck, Niels Bohr
Name a type of soil
🫧 Plankton (10 pts): Topsoil, Loam
🤡 Too Clever (15 pts): Clay soil, Sandy soil
🐟 Schooler (30 pts): Mollisol, Alfisol
🦑 Rare (60 pts): Oxisol, Ultisol
🏮 Deep Cut (85 pts): Vertisol, Andisol
🌟 One in a Krillion (100 pts): Histosol, Gelisol
Name something that lives in a shell
🫧 Plankton (10 pts): Snail, Turtle, Crab, Clam
🤡 Too Clever (15 pts): Hermit crab, Oyster, Nudibranch?, Tortoise
🐟 Schooler (30 pts): Mussel, Lobster, Conch, Nautilus
🦑 Rare (60 pts): Abalone, Cockle, Whelk
🏮 Deep Cut (85 pts): Foraminifera, Chiton
🌟 One in a Krillion (100 pts): Xenophora, Sea butterfly
Name something with a tail that isn’t an animal
🫧 Plankton (10 pts): Kite, Comet, Airplane
🤡 Too Clever (15 pts): Coin, Tuxedo, Tadpole
🐟 Schooler (30 pts): Dragon kite, Comet Neowise, Helicopter, Paper airplane
🦑 Rare (60 pts): Tornado, Semaphore line, Wind sock
🏮 Deep Cut (85 pts): Sperm cell, Halley’s comet
🌟 One in a Krillion (100 pts): Logarithm tail, Distribution tail