Not Like Us
If you know the ruling with Eye of Timaeus, then you understand why this field spell, released in 2024, is not searchable.
Nightmare Throne
Number 2: Ninja Shadow Mosquito
The Dark Factory of Mass Production, well, mass produces this monster
Mokey Mokey
This is the minimum amount of ATK a Chimeratech Megafleet Dragon can have if summoned with its own procedure.
2400
This was one of the first monsters that let a player summon their opponent's banished monsters.
Leviair the Sea Dragon
If a monster(s) you control would be destroyed by battle or card effect, you can Tribute 1 Fiend monster instead.
Muckraker from the Underworld
If you can't properly Dupe Lock, you can always use 1 Dupe Frog and this monster.
Substitoad
Clock Counter (Spell)
Clock Tower Prison
While the Fire Kings live on Fire King Island, the Mermails reside in this field spell.
(and no, Umi is not an acceptable answer)
Lemuria, the Forgotten City
A 4-material Apollousa, Bow of the Goddess, will have this much ATK the turn after it was affected by Forbidden Droplet
0
Part of a trio, this is the only one of that trio that had its name completely changed when localized in the west, unjustly so if you prefer this card’s original Japanese name
Slifer the Sky Dragon
Level 1 FIRE monsters you control gain 1100 ATK.
Divine Temple of the Snake-Eye
This sneaky monster would have been really good in its TCG-exclusive archetype, if only they changed 1 letter.
SPYgal Misty
Spellstone Counter (Trap)
Powersink Stone
Ningirsu's failed attempts to revive Ib gave rise to this archetype, in numbers massive enough to be called an army.
Orcust
In Master Rule 3, this is the highest number of cards Black Rose Dragon can destroy (from both player's fields).
26
This card, when originally released in 2004, was one of the strongest boss monsters of all time, comparable to Chaos Emperor Dragon itself. Then they gave it the correct errata.
If this card is destroyed in the Spell & Trap Zone: You can Special Summon 1 "Ancient Gear" monster from your hand or Graveyard, also you cannot Special Summon monsters for the rest of this turn, except "Ancient Gear" monsters.
Ancient Gear Fortress
This card has an unintuitive interaction with its archetype's revival trap, where the monster will stay on the field, even though this card shuffles the trap into the deck
Personal Spoofing
Predator Counter (Trap)
Predaplanning
In life, Icejade Aegiro Cassius was once this monster.
Swordsoul of Mo Ye
Before you summon Armed Dragon Catapult Cannon, you must first summon this many monsters, minimum.
(Assume you also start with armed dragon LV3)
10
Infernoble Knights got Smoke Grenade of the Thief banned in the TCG. In the OCG, it was this synchro monster
Power Tool Braver Dragon
You can detach 1 material from this card, then target 1 Spell/Trap on the field; destroy it, and if you do, this card gains 500 ATK
Garunix Eternity, Hyang of the Fire Kings
Released in a starter deck in 2009, this trap card occasionally sees side deck play in Tengu Plant, as a counter to, ironically, the same archetype this card supports.
Gottom's Emergency Call
Destiny Counter (monster)
Number 88: Gimmick Puppet of Leo
After inadvertendly destroying the world, the lead scientist behind Project Mekk-Knight died, but her soul would leave behind a "legacy" and inhabit this monster
World Legacy - World Chalice
A new tribute summoned Greed Quasar will have this much ATK.
2100
This fusion monster is actually a recolored version of a Dinosaur released in LOB. And it's not even a dinosaur itself.
Twin-headed Thunder Dragon
Monsters your opponent controls lose 600 ATK.
Fiendsmith's Lacrima