What skill do you miss most?

[Azper]

OG Fluid Aura. Gimme back my damage and knockback.

[Billythepancake]

Miasma II
Quickened Aetherflow
Bane
Selene with all her abilities (no, current selene doesn't count, she's just EOS but yellow)\
Miasma
cleric stance (both HW and SB versions)

[Canadane]

Cleric Stance, ARR version.

[Croweyes]

Steel Cyclone's healing effect.
Don't know if that counts for the topic, but its something i miss.

[Jkap_Goat]

Aero 3 for WHM
time dilation / old celestial opp , old card system for AST

[Kuroka]

Old Abysal drain....

[Morningstar1337]

Aero 3, Time Dilation, Flaming Arrow (that's more for favor), Foe's Requium

[Cetek14]

Things removed by trait - Split Shot, Slug Shot, Clean Shot, Rage of Halone.
Things removed from the game - Power Slash.

[Enkidoh]

Protect and Stoneskin for CNJ/WHM.
Convalescence for GLA/PLD
From 1.0, Phalanx, Aegis Boon (the original, not the different current PvP ability with the same name), Red Lotus and the original 5-hit version of Rage of Halone.

And being able to cross class CNJ spells like Raise on PLD.

[Miminming]

Protect
Miasma II
Shadowflare