After that i found that understanding the source code really helps to find the secret room when playing the game.
Binding of isaac secret room rules.
Most of them will contain monsters indigenous to the current chapter.
Recently i looked into the source code of the binding of isaac v1 48 aiming for knowing how the game decides the location of secret rooms.
These rooms typically contain enemies and may drop a pickup or chest after all enemies are killed.
Additionally instead of being located.
The i can see forever pill does the same for the floor on which the pill was used.
Many rooms also contain various pickups chests items and obstacles.
They can have up to four adjacent rooms which can have any type.
Normal rooms a good indication of where to try.
The secret room on the right filling the cross.
X ray vision opens all available entrances to both the secret room and the super secret room.
The super secret room is a room type added in the expansion wrath of the lamb.
Refers to how to open the large golden door on the chest and the dark room by gathering two key pieces from the angels.
Entrances created to the secret room close upon leaving it as of.
Presumably referencing the secret trapdoors occasionally under rocks and the rare trapdoor that leads isaac to the black market a devil room like area.
Carry them with you.
The default type of room has no special symbol on the map and this type of room makes up the majority of the map.
It can however border on only 2 rooms and though rare it is possible for the super secret room to be counted as one of the prerequisite side rooms causing the secret room to border only one normal room.
Ultimate guide to find secret rooms on the binding of isaac duration.
1 behavior 2 contents 3 finding the super secret room 4 notes 5 trivia 6 gallery it is similar to the secret room in the way that they are not shown on the map when adjacent to it without the spelunker hat and have to be opened either with explosives or the xray vision item.
Normal rooms make up the majority of the rooms on a floor.
Isaac cannot leave a room with enemies until they are all killed or until a door is opened with an explosion.
The dungeon structure is randomly generated.
However there are some rules when it comes to the generation of a new floor.
Teleportation items can randomly teleport isaac into secret rooms and xviii the moon card will always teleport isaac to the secret room.
Some doors require a blessing.