Huh, that's a pretty big question ...
Sure I use (even abuse) battlefield magic, I can list some of the most used spells by path (in research order mostly):
Earth : Legions of Steel, Blade Wind, Weapons of Sharpness, Earthquake, Living Earth
Air : Lighting Bolt, Orb Lightning, Wind Guide, Schockwave, False Horror spamming, Thunderstrike, Storm, Wrathful Skies, Living Air, Shimmering Field
Fire : all fire evocations blast spells :Flame/fire bolt/blasts, Fireballs, Falling Fires, Holy Pyre, Astral Fire, Phoenix Pyre, Flame Eruption, Fire Storm, Flame Storm, and Living Fire,
Water (on surface) : Quickness, BoW, Falling Frost, Frozen Heart, Living Water
Astral : Communions, Body Eth, Luck, Mind burn, paralyze, Soul Slay, Enslave Mind, Opposition, Astral Tempest, Master Enslave
Death : skeleton spam (Raise..), Dust to Dust and Wither bones (vs undead), Terror, Nether Bolts, Shadow Blast, Cloud/wind of Death, Soul Vortex, Disintigrate
Nature : Tangle Vines, (Mass)Protection, Berserkers, Strength of Gaia, Swarm, Howl, Foul Vapors, Sleep Cloud, Charm
Blood : not much, except Summon Imps, Call Horror and Blood Lust
Well, that's just what comes to my mind right now, surely there are other
