White-Blue Blink?Use creatures with enter-the-battlefield abilities and ways to reuse these abilities Blue-Black Instant Control?Use lots of instants and counterspells to control the board Black-Red Unearth?An aggressive deck that uses creatures with unearth to keep attacking Red-Green Go Wide?Make tokens and use cards that make them all bigger Green-White Populate?Take advantage of the populate mechanic from Return to Ravnica