Winged Words

This spell costs {1} less to cast if you control a creature with flying.
Draw two cards.

Haazda Marshal

Whenever Haazda Marshal and at least two other creatures attack, create a 1/1 white Soldier creature token with lifelink.

Unknown Shores

{T}: Add {C}.
{1}, {T}: Add one mana of any color.

Azorius Knight-Arbiter

Vigilance
Azorius Knight-Arbiter can't be blocked.

Sphinx of New Prahv

Flying, vigilance
Spells your opponents cast that target Sphinx of New Prahv cost {2} more to cast.

Island

Azorius Guildgate

Azorius Guildgate enters tapped.
{T}: Add {W} or {U}.

Omen of the Sea

Flash (You may cast this spell any time you could cast an instant.)
When Omen of the Sea enters, scry 2, then draw a card.
{2}{U}, Sacrifice Omen of the Sea: Scry 2. (Look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

Quench

Counter target spell unless its controller pays {2}.

Azorius Locket

{T}: Add {W} or {U}.
{W/U}{W/U}{W/U}{W/U}, {T}, Sacrifice Azorius Locket: Draw two cards.

Senate Guildmage

{W}, {T}: You gain 2 life.
{U}, {T}: Draw a card, then discard a card.

Riptide Turtle

Nahiri's Binding

Enchant creature or planeswalker
Enchanted permanent can't attack or block, and its activated abilities can't be activated.

Traveler's Amulet

{1}, Sacrifice Traveler's Amulet: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.

Plains

Stern Dismissal

Return target creature or enchantment an opponent controls to its owner's hand.

Rider in Need

Create a 2/2 white Knight creature token with vigilance. (Then exile this card. You may cast the creature later from exile.)

Lonesome Unicorn

Lonesome Unicorn // Rider in Need

Nine-Tail White Fox

Whenever Nine-Tail White Fox deals combat damage to a player, draw a card.

Rustwing Falcon

Gateway Plaza

Gateway Plaza enters tapped.
When Gateway Plaza enters, sacrifice it unless you pay {1}.
{T}: Add one mana of any color.

Impassioned Orator

Whenever another creature you control enters, you gain 1 life.

Vexing Gull

Celestial Unicorn

Whenever you gain life, put a +1/+1 counter on Celestial Unicorn.

Mesa Unicorn

Lifelink (Damage dealt by this creature also causes you to gain that much life.)