TWB's Class Warfare

Greetings, mortals! This is a map I created recently using some of Sethbling's MCEdit filters.
Features:
)PvP with an infinite amount of players
)8 unique classes:
-Guardian: An iron axe, full diamond armor (with very low durability)
-Martial Artist: Full leather armor, potions of strength II, potions of speed II
-Rogue: Leather armor without helmet, potions of speed II, iron sword, loaf of bread
-Knight: Full iron armor, an iron sword, a saddle, a pig spawn egg, 2 carrot-on-a-sticks
-Hunter: Full leather armor, a bow, 128 arrows, potions of night vision
-Barbarian: Leather pants, a diamond sword, potions of strength II, a golden apple
-Pyromaniac: Full gold armor, 2 flint and steels, potions of fire resistance
-Assassin: Full chain armor, diamond sword, splash potions of invisibility
)A sniper nest for the hunter
)An underground cavern with a secret class
)Announcements when a player joins, is defeated, or wins
)Three emeralds for the winning player
)Shops to buy items for emeralds