Skip to content
Infinite Craft Recipes

How to Make IRPB in Infinite Craft

IRPB is a long haul. Even on the shortest known route it takes 76 combinations to get there, and the final one is Initials plus Radioactive Prayer Bus. Expect to build several intermediate elements you will never use again.

The final combination

InitialsRadioactive Prayer BusIRPB

Marathon76 steps from the base elementscrafting depth 1372 known recipes

Full crafting path from the base elements

Start with Water, Fire, Wind and Earth, then follow these 76 combinations in order.

  1. 1EarthWaterPlant
  2. 2EarthPlantTree
  3. 3TreeWaterRiver
  4. 4RiverTreePaper
  5. 5PaperPlantBook
  6. 6EarthRiverDelta
  7. 7BookDeltaAlphabet
  8. 8EarthEarthMountain
  9. 9EarthWindDust
  10. 10WaterWaterLake
  11. 11LakeMountainFjord
  12. 12DustFjordTroll
  13. 13MountainTrollDwarf
  14. 14DustPlantPollen
  15. 15PollenWaterHoney
  16. 16DustEarthPlanet
  17. 17EarthPlanetMoon
  18. 18HoneyMoonHoneymoon
  19. 19DwarfHoneymoonShort
  20. 20AlphabetShortAcronym
  21. 21PollenWindAllergy
  22. 22FireWaterSteam
  23. 23FireSteamEngine
  24. 24EnginePlantCar
  25. 25CarDustRust
  26. 26FireRustIron
  27. 27EarthIronMetal
  28. 28AllergyMetalNickel
  29. 29FireWindSmoke
  30. 30NickelSmokeNickelodeon
  31. 31EarthFireLava
  32. 32LavaWaterStone
  33. 33PlantStoneFossil
  34. 34FireFossilDinosaur
  35. 35DustWindSandstorm
  36. 36DustTreeWood
  37. 37SandstormWoodSandal
  38. 38DinosaurSandalThesaurus
  39. 39LakeThesaurusSynonym
  40. 40NickelodeonSynonymNickname
  41. 41AcronymNicknameInitials
  42. 42PlantSteamTea
  43. 43PlanetTeaPlantea
  44. 44PlantSmokeIncense
  45. 45IncenseSmokePrayer
  46. 46PlanteaPrayerPrayer Plant
  47. 47EngineSteamTrain
  48. 48StoneTrainRailroad
  49. 49RailroadTrainTransportation
  50. 50Prayer PlantTransportationPrayer Bus
  51. 51WaterWindWave
  52. 52EarthWaveSand
  53. 53FireSandGlass
  54. 54FireGlassLens
  55. 55EarthLensTelescope
  56. 56TelescopeWaveRadio
  57. 57PlantRadioRadioactive
  58. 58RadioactiveWindRadiation
  59. 59EnginePlanetSaturn
  60. 60EarthSaturnTitan
  61. 61SaturnTitanRhea
  62. 62FirePlanetSun
  63. 63PlanetSunSolar System
  64. 64TeaWoodTable
  65. 65Solar SystemTablePeriodic Table
  66. 66PlantWindDandelion
  67. 67DandelionPlantWeed
  68. 68WaterWeedBong
  69. 69MountainMountainMountain Range
  70. 70BongMountain RangeSmoky Mountains
  71. 71EarthSmoky MountainsTennessee
  72. 72Periodic TableTennesseeTennessine
  73. 73RheaTennessineRhenium
  74. 74RadiationRheniumRhenium-188
  75. 75Prayer BusRhenium-188Radioactive Prayer Bus
  76. 76InitialsRadioactive Prayer BusIRPB
Crafting tree
1Earth + Water→ Plant2Earth + Plant→ Tree3Tree + Water→ River4River + Tree→ Paper5Paper + Plant→ Book6Earth + River→ Delta7Book + Delta→ Alphabet8Earth + Earth→ Mountain9Earth + Wind→ Dust10Water + Water→ Lake11Lake + Mountain→ Fjord12Dust + Fjord→ Troll13Mountain + Troll→ Dwarf14Dust + Plant→ Pollen15Pollen + Water→ Honey16Dust + Earth→ Planet17Earth + Planet→ Moon18Honey + Moon→ Honeymoon19Dwarf + Honeymoon→ Short20Alphabet + Short→ Acronym21Pollen + Wind→ Allergy22Fire + Water→ Steam23Fire + Steam→ Engine24Engine + Plant→ Car25Car + Dust→ Rust26Fire + Rust→ Iron27Earth + Iron→ Metal28Allergy + Metal→ Nickel29Fire + Wind→ Smoke30Nickel + Smoke→ Nickelodeon31Earth + Fire→ Lava32Lava + Water→ Stone33Plant + Stone→ Fossil34Fire + Fossil→ Dinosaur35Dust + Wind→ Sandstorm36Dust + Tree→ Wood37Sandstorm + Wood→ Sandal38Dinosaur + Sandal→ Thesaurus39Lake + Thesaurus→ Synonym40Nickelodeon + Synonym→ Nickname41Acronym + Nickname→ Initials42Plant + Steam→ Tea43Planet + Tea→ Plantea44Plant + Smoke→ Incense45Incense + Smoke→ Prayer46Plantea + Prayer→ Prayer Plant47Engine + Steam→ Train48Stone + Train→ Railroad49Railroad + Train→ Transportation50Prayer Plant + Transportation→ Prayer Bus51Water + Wind→ Wave52Earth + Wave→ Sand53Fire + Sand→ Glass54Fire + Glass→ Lens55Earth + Lens→ Telescope56Telescope + Wave→ Radio57Plant + Radio→ Radioactive58Radioactive + Wind→ Radiation59Engine + Planet→ Saturn60Earth + Saturn→ Titan61Saturn + Titan→ Rhea62Fire + Planet→ Sun63Planet + Sun→ Solar System64Tea + Wood→ Table65Solar System + Table→ Periodic Table66Plant + Wind→ Dandelion67Dandelion + Plant→ Weed68Water + Weed→ Bong69Mountain + Mountain→ Mountain Range70Bong + Mountain Range→ Smoky Mountains71Earth + Smoky Mountains→ Tennessee72Periodic Table + Tennessee→ Tennessine73Rhea + Tennessine→ Rhenium74Radiation + Rhenium→ Rhenium-18875Prayer Bus + Rhenium-188→ Radioactive Prayer Bus76Initials + Radioactive Prayer Bus→ IRPB

Other ways to make IRPB

2 combinations are known to produce IRPB. Here are 2 of them.

Alternative combinations that produce IRPB
FirstSecondResult
InitialsRadioactive Prayer BusIRPB
INITIALSRadioactive Prayer BusIRPB

IRPB at a glance

Steps to craft
76
Marathon
Crafting depth
137
longer than 100% of solved elements
Known recipes
2
ways to make it
Used in
0
other combinations

Other elements that take 76 steps

Similar effort to IRPB, if you want something else to chase.

Frequently asked questions

How do you make IRPB in Infinite Craft?

Combine Initials with Radioactive Prayer Bus. The full path from the base elements takes 76 steps.

How many steps does it take to make IRPB?

76 steps on the shortest known path from Water, Fire, Wind and Earth.

Is IRPB hard to make in Infinite Craft?

It rates as marathon. At 76 steps it is longer than 100% of solved elements.

Is there more than one way to make IRPB?

Yes. 2 combinations are known to produce IRPB, and the shortest route is shown above.

Path verified against the open recipe graph on . Method described in our methodology, data credited on data sources.