In a groupHeals othersHeals others: 0/3No heals; Amplify Magic (18) only raises the healing a party member receives (and their spell damage taken).
TanksTanks: 0/3Ranged DPS only; Blizzard calls Mages 'extremely fragile' in melee; no taunt or threat tools.
Many enemies at onceMany enemies at once: 3/3Flamestrike (16, one per Mage), Blast Wave (21-point, 30, 50% daze), Arcane Explosion; Icy Veins: strongest burst AoE in the game at higher levels.
Lasts without drinkingLasts without drinking: 1/3Drinks conjured water; Master of Elements (25) refunds 30% base mana on crits, but crit is low early and leveling is called 'bad'.
Keeps the others goingKeeps the others going: 3/3Conjure Water (4) and Food (6), 20 bottles per cast at 60, tradeable; Arcane Intellect (1), Arcane Brilliance (56).
PvP controlPvP control: 3/3Polymorph (8), Frost Nova (10), Counterspell (24), Impact (15, 10% chance of a 2 s stun), Blast Wave daze (30), Cone of Cold.
PvP burstPvP burst: 3/3Heating Up makes Pyroblast a 1.5 s cast at 3 stacks; Presence of Mind Pyroblast, Combustion (40, 3 charges), Fire Blast; crits hit hard.
PvP survivalPvP survival: 1/3No Ice Block unless hybrid; Blink, Frost Nova, Fire Ward, Mana Shield; Icy Veins lists Fire as 'vulnerable in PvP'.