I actually really really like Lisanna's and Juvia's and Wendy's out fits (Lisanna, before she 'died' and Juvia wen she just joined FairyTail, Wendy... i think her second outfit?)
DOH i cnt put 3 pix AT A TIME GRRRRR....ill put lisannas!
Well I have a couple favorites but here's my Top 6:
1. Jellal Fernandes Crime Sorciere Outfit
2. Ultear Milkovich Tenrou Island Outfit
3. Erza Scarlet Purgatory Armor
4. Gajeel Redfox Second Outfit
5. Lucy Heartfilia X791 Outfit
6. Zeref's Outfit