Commander: Heliod, Sun-Crowned Creatures Ajanis Pridemate Angel of Vitality Archon of Falling Stars Archon of Suns Grace Dawn Evangel Daxos, Blessed by the Sun Eidolon of Obstruction Grateful Apparition Haazda Marshal Healers Hawk Hero of the Pride Hero of the Winds Lagonna-Band Storyteller Makeshift Battalion Martyr for the Cause Nyxborn Courser Pious Wayfarer Reverent Hoplite Squad Captain Starfield Mystic Sunblade Angel Taranika, Akroan Veteran Victorys Envoy Noncreature Spells Ajani, Strength of the Pride All That Glitters Banishing Light Commanding Presence Conclave Tribunal Dawn of Hope Deafening Silence Elspeth Conquers Death Idyllic Tutor Leyline of Sanctity Nyx Lotus Pacifism Prison Realm Lands Cryptic Caves Idyllic Grange 21 Plains Thassa Thassa, Deep-Dwelling taps down your opponents creatures and lets you flicker your own creatures at the end of your turn

Youll want as many cost reducing effects as you can get, so I suggest stocking up on Sapphire Medallion, Herald's Horn, and Urza's Incubator if you plan to go the sphinx tribal route
For example, the new Ruby/Steel Mushu - Majestic Dragon could easily allow this color combination to become much stronger than ever before
We ended up using it in Onslaught block, and it quickly became a fan favorite
It triggers in anyones turn, too, making the once-per-turn clause hardly a limitation