This is my Oona deck. It is relatively casual. Instead of going for the usual infinite mana combos, I've opted to try a version of Oona where I use lots of card draw, control, and mass faerie production to clear the way for Oona to take care of things with general damage.
1 Oona, Queen of the Fae
Creatures (17)
1 Consecrated Sphinx
1 Draining Whelk
1 Ghastlord of Fugue
1 Glen Elendra Archmage
1 Glen Elendra Liege
1 Roil Elemental
1 Rune-Scarred Demon
1 Solemn Simulacrum
1 Shriekmaw
1 Trinket Mage
1 Snapcaster Mage
1 Vedalken Aethermage
1 Venser, Shaper Savant
1 Vendilion Clique
1 Vesuvan Shapeshifter
1 Voidmage Husher
1 Willbender
Enchantments (7)
1 Bitterblossom
1 Grave Pact
1 Leyline of the Void
1 Phyrexian Arena
1 Propaganda
1 Psychic Surgery
1 Rhystic Study
Artifacts (15)
1 Armillary Sphere
1 Ashnod's Altar
1 Caged Sun
1 Darksteel Plate
1 Expedition Map
1 Howling Mine
1 Lightning Greaves
1 Nim Deathmantle
1 Oblivion Stone
1 Rings of Brighthearth
1 Sensei's Divining Top
1 Skullclamp
1 Sol Ring
1 Sword of Feast and Famine
1 Whispersilk Cloak
1 Capsize
1 Counterspell
1 Cryptic Command
1 Demonic Tutor
1 Doom Blade
1 Faerie Trickery
1 Go for the Throat
1 Mystical Tutor
Sorceries (8)
1 Beseech the Queen
1 Black Sun's Zenith
1 Blue Sun's Zenith
1 Exsanguinate
1 Fabricate
1 Profane Command
1 Promise of Power
1 Rite of Replication
Planeswalkers (3)
1 Jace, the Mind Sculptor
1 Liliana Vess
1 Tezzeret the Seeker
Lands (41)
1 Academy Ruins
1 Barren Moor
1 Bojuka Bog
1 Boseiju, Who Shelters All
1 Cabal Coffers
1 Command Tower
1 Creeping Tar Pit
1 Darkslick Shores
1 Dimir Aqueduct
1 Drowned Catacomb
1 Halimar Depths
9 Island
1 Lonely Sandbar
1 Reliquary Tower
1 Riptide Laboratory
1 River of Tears
1 Secluded Glen
1 Shizo, Death's Storehouse
1 Strip Mine
1 Sunken Ruins
8 Swamp
1 Tainted Isle
1 Temple of the False God
1 Tolaria West
1 Urborg, Tomb of Yawgmoth
1 Volrath's Stronghold