At level 50, hate is probably the best set for mages. At level 55, fury pallys are well, overpowered. Stats-wise, compare here (from Yanis):

Guardian's Armor of Hate Req: Level 50, 157 Str 12 Str, 5% Hit, 5% Crit, 3 H/s, 2 M/s, 6 Damage, 49 Armor [From Shadow Anubis & others, 5th Cave]
Guardian's Helmet of Hate Req: Level 50, 157 Str 12 Str, 5% Hit, 5% Crit, 3 H/s, 2 M/s, 6 Damage, 32 Armor [From the Shadow Lord & others, 4th Cave]
Guardian Battlesword Set Guardian's Helmet of Hate, Guardian's Armor of Hate, Guardian's Battlesword of Hate +3 Crit, +2 M/s, +8 Damage
Guardian's Kite Shield of Hate Req: Level 50, 158 Str 12 Str, 5% Hit, 5% Crit, 3 H/s, 2 M/s, 6 Damage, 37 Armor [From the Shadow Witch & Shadow Demon, 3rd Cave]
Shadow Hax of Hate Req: Level 50, 158 Str 85-94 Damage, 0.8 Speed, 12 Str, 5% Hit, 5% Crit, 3 H/s, 2 M/s, 7 Armor [From The Dark Archer, 1st Cave]
Guardian Hax Set Guardian's Helmet of Hate, Guardian's Armor of Hate, Shadow Hax of Hate, Guardian's Kite Shield of Hate +3 Dodge, +1 H/s, +9 Armor

With:

Fury Fighter's Gemstone Plate Req: Level 55, 173 Str 12 Str, 6% Dodge, 6 H/s, 6 M/s, 58 Armor Levels: 51, 53, 55 [From Gold Fever]
Fury Fighter's Gemstone Helm Req: Level 55, 173 Str 12 Str, 6% Dodge, 6 H/s, 6 M/s, 34 Armor Levels: 51, 53, 55 [From Bandit King & Queen, Gold Fever]
Fury Fighter's Gemstone Shield Req: Level 55, 173 Str 12 Str, 6% Dodge, 6 H/s, 6 M/s, 47 Armor Levels: 51, 53, 55 [From Bandit King & Queen]
Fury Fighter's Gemstone Sword Req: Level 55, 173 Str 112-120 Damage, 1.0 Speed, 12 Str, 6% Dodge, 6 H/s, 6 M/s, 10 Armor Levels: 51, 53, 55 [From Trash Heap]
Fury Fighter Gemstone Sword Set Fury Fighter's Gemstone Plate, Fury Fighter's Gemstone Helm, Fury Fighter's Gemstone Sword, Fury Fighter's Gemstone Shield + 6 H/s, +6 M/s, +2 Armor

I'd say that for pallys, fury fighter wins for its superior durability, although damage will be somewhat reduced. Another consideration is that the fury has significantly more mana regen, so fury wins overall by far.