heres a couple ideas
1.hats many hats
2.mounts many mounts
3.sword/arrow/bomb weapons
4.a zelda feel
5.a vip area
6.towers
7.battle arenas for one on one combat
8.arenas for guild vs guild combat
9.no guns makes the server to nooby
10.a monthly item for vip members
11.quests that are so basic any noob can do them
if i think of anything else i will post them