Here is the guild structure:
RBU: Discard/Sifting/Looting powered decks
RWU: Aggressive Artifact decks
UWB: Esper Zombie decks
RWB: Hard Control
BUG: Library Depletion Themes

RB: Hellbent//madness//sacrifice
RG: Berserkers//Horizontal Aggro//Lands
RU: Burn Tempo// Burn Control
RW: Artifact Aggro//Horizontal Aggro//Tiny Control
UG: Ophidian Tempo//Ramp
BW: Zombies
UB: Ninjas//Zombies Control//Reanimator
UW: Flyers//Golem Control
GB: Reanimator
GW: ++ Counters//Reanimator//humans

Originally designed by:
https://riptidelab.com/forum/threads/the-penny-pincher-cube-2-0-inventors-fair.1672/