When Ruler of Cities enters, you may search your library for an Aura that could enchant a land you control, reveal it, put it into your hand, then shuffle. Whenever an Aura becomes attached to a land you control, you gain 2 life.
“Legends say that Anku tore down countless versions of our world. We will prove to him that we are worthy enough to survive.” —Mesha, Sannurian storyteller
Enchant creature Enchanted creature can't attack. Civilized — Enchanted creature can't block and its activated abilities can't be activated if you control an artifact, a creature, and an enchantment.
Flying Civilized — Whenever Aven Supervisor deals combat damage to a player, if you control an artifact, a creature, and an enchantment, you may draw a card. If you do, discard a card.
When Azutahn Hydromancer enters, you may return target creature with power X or less to its owner's hand, where X is the number of differently named lands you control.
His water nourishes Azutah's crops just as well as it washes away its foes.
Flying Civilized — Whenever Edifice Overseer attacks, if you control an artifact, a creature, and an enchantment, other attacking creatures you control gain flying until end of turn.
When Ekebram's Scribe enters, scry 2. (Look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.)