Ambrosia Whiteheart Apothecary White Bringer of the White Dawn Circle of Protection: White Elrond of the White Council Flowering of the White Tree Gandalf the White Gandalf, White Rider Gather the White Lotus Knight of the White Orchid Minwu, White Mage Nine-Tail White Fox Order of Whiteclay Order of the White Shield Rosa, Resolute White Mage Rune of Protection: White Sacred White Deer Saruman the White Saruman, the White Hand The Destined White Mage Uglk of the White Hand White Auracite White Dragon White Glove Gourmand White Knight White Lotus Hideout White Lotus Reinforcements White Lotus Tile White Mage's Staff White Mana Battery White Orchid Phantom White Plume Adventurer White Scarab White Shield Crusader White Sun's Twilight White Sun's Zenith White Tiger, Amulet Keeper White Tiger, Ava Ayala White Ward White Widow, Free Agent White Widow, Yelena Belova Whitemane Lion Whiteout Whitesun's Passage Whitewater Naiads

You could also manifest and flip up a big creature that you skipped the mana cost for such as Worldspine Wurm
Keldeo ex (Special Illustration Rare) embed::[[Keldeo ex (rsv10pt5-167)]] The Keldeo ex Special Illustration Rare gallops into sixth spot as one of the more vibrant and compositionally elegant entries in White Flare
Plainscycling ( , Discard this card: Search your library for a Plains card, reveal it, put it into your hand, then shuffle.) Coeurl Rarity: Common TYPE: Creature SUBTYPE: Cat Beast CMC: 2 Mana cost: USD: $0.12 EUR: 0.06 TIX: 0.03 EDHREC RANK: 17500 (2/2) , : Tap target nonenchantment creature
The Book of Exalted Deeds The Book of Exalted Deeds is a great lifegain payoff with a hidden win condition
2 white commons or uncommons