This is a first attempt at a four-player Esper cube. Archetypes include:
Esper - Sphinxes, Artifacts, Control, Card Advantage
Azorius - ETB, Flicker, Removal
Dimir - Control, Card Advantage
Orzhov - Removal, Aristocrats
White - Flicker, Removal, Reanimator
Blue - Control, Card Advantage, Fliers
Black - Removal, Reanimator, Aristocrats