The missiles have no effect (17 CL check).
As Clytan tries to hover away, MacEther bites hard (natural 19, 54 to confirm crit) for 50 points of damage, then grabs on (61 vs. 57 grapple), pulling Clytan into his space.
Round 694
MacEther chews on Clytan (73 vs 52 grapple) for 24 points of damage. Clytan is dead. MacEther continues flying to 35N65E60Z, westbound. He has 150 HP remaining.
Next in round 694 for Lawful Good is Hezjinglahjonan the mature adult bronze dragon (Draconomicon).
For those without that book, she has the feats Adroit Flyby Attack (can flyby attack without provoking an AoO), Clinging Breath, Flyby Attack, Heighten Breath, Improved Initiative, Lingering Breath, Power Attack, Shape Breath, and Wingover.
Her spells known are:
level 0 - dancing lights, detect magic, mage hand, mending, open/close, prestidigitation, ray of frost, read magic
level 1 - alarm, cure light wounds, divine favor, magic missile, shield
level 2 - cat's grace, darkness, detect thoughts, spiritual weapon
level 3 - haste, nondetection, suggestion
level 4 - good hope, wall of ice