A bomb is exploded in your world. The only thing that survived is a dirt block and a oak tree. You have to create Mobfarms, an ME-System and many other machines starting from a dirt block and a oak tree. Good Luck

Mod list:

Pam's HarvestCraft (by MatrexsVigil)
Just Enough Items (JEI) (by mezz)
JourneyMap (by techbrew)
Applied Energistics 2 (by AlgorithmX2)
Mantle (by mDiyo)
Tinkers Construct (by mDiyo)
Tinkers' Tool Leveling (by bonusboni)
EnderCore (by tterrag1098)
Twerk Sim 2K16 (by Funwayguy)
Ex Nihilo: Creatio (by BloodWorkXGaming)
Ex Compressum (by BlayTheNinth)
BetterFps (by Guichaguri)
Cucumber Library (by BlakeBr0)
Mystical Agriculture (by BlakeBr0)
Bonsai Trees (by Davenonymous)
Immersive Engineering (by BluSunrize)
GraveStone Mod (by EuhDawson)
FTBLib (by FTB)
FTB Utilities (by FTB)
Chameleon (by jaquadro)
Storage Drawers (by jaquadro)
Tiny Progressions (by Kashdeya)
Ender IO (by CrazyPants_MC)
Wawla - What Are We Looking At (by Darkhax)
Mod Name Tooltip (by mezz)
Custom Main Menu (by lumien231)
Inventory Tweaks (by Kobata)

You can use this Modpack for Let's Plays on YouTube.

SkyLogic

Applied Energistics 2

BetterFps

Bonsai Trees 4

Chameleon

Cucumber Library

Custom Main Menu

Ender IO

EnderCore

Ex Compressum

Ex Nihilo: Creatio

FTB Library (Forge) (Legacy)

FTB Utilities (Forge)

GraveStone Mod

Immersive Engineering

Inventory Tweaks [1.12 only]

JourneyMap

Just Enough Items (JEI)

Mantle

Mod Name Tooltip

Mystical Agriculture