Eye of the Storm

Special Flying attacks and wind moves are boosted x1.5
Razor Wind doesn't need a charge turn
Brave Bird is boosted x2 but recoil is also doubled (2/3 of the inflicted damage)
Hurricane never misses (bypasses accuracy checks)
Twister is boosted x3 and may also cause confusion (20% chance)
Supersonic Skystrike also causes confusion
Splintered Stormshards and Diamond Storm are boosted x1.5,hit through Substitute and deal damage to all opponents in battle
Aerialate boost is 1.5
Gale Wings are always activated
Tailwind lasts 8 turns and creates Strong Winds for its duration.
Pokemon with Keen Eye can't get confused
Pokemon with Cloud Nine and Levitate become confused when entering the battle
Confusion always lasts for 4 attacking turns
Confusion's chance of hitting yourself is raised from 30% to 60%
Entry Hazards are removed at the end of each turn
Prevents generated weather except Strong Winds
If a pokemon with Air Lock enters the battle, the field is terminated
Nature Power becomes Twister
Camouflage makes the user Bird Type
Secret Power causes confusion
Elemental seed boosts Attack and summons Tailwind but makes the user confused