Pool of cards of my cube - down to 8 players. Strix 6.
My cube is designed to fullfil support color combinations and also multicolored deck with a huge presence of gold cards.
The cards pool is from the Modern era, without the last bombs set like MH - MM and all those FREE cards!

Possible archetype:
Azorius Control or Flicker Dimir Control
Izzet Spellmatters Ramp and Landfall
Orzhov Token Matter or Sacrifice Aggro Reanimate or Sacrifice
Boros Aggro Golgari Control "The Rock"
Selesnya Hatebear or Tokens Grull Aggro or Landfall

Bant Flicker or Superfriends (!) Jund-them-out Reid Duke style Sultai Control
Naya Aggro or Landfall Esper Control or Artifact Temur Big Mana
Mardu Sacrifice Grixis Control with Kess, Dissident Mage Jeskai Prowess or Kiki

Non-Black Landfall Value with Omnath, Locus of Creation
5c Domain lead by the Niv-Mizzet Reborn
5c Control - Landfall with the glorious Golos, Tireless Pilgrim

Possible combo or synergies: