To add these to your nick name here is an example for the nick Tanjun and the code ^`263A. When you log on to the chat type /nick ^`2665Tanjun^`2665 and it will come out ♥Tanjun♥. If you need any help whilst using the nickname symbols, ask a member of staff in the help channel.
= = ^`00BD

> = ^`00BE

⅓ = ^`2153

⅔ = ^`2154

⅛ = ^`215B

← = ^`2190

↑ = ^`2191

→ = ^`2192

↓ = ^`2193

↔ = ^`2194

↕ = ^`2195

∑ = ^`2211

√ = ^`221A

 ≈ = ^`2248

≠ = ^`2260

═ = ^`2550

░ = ^`2591

█ = ^`2588

▼ = ^`25BC

▲ = ^`25B2

● = ^`25CF

☺ = ^`263A

☻ = ^`263B

♦ = ^`2666

♪ = ^`266A

♫ = ^`266B

◙ = ^`25D9

∆ = ^`2206

∞ = ^`221E

№ = ^`2116

 = ^`2021

 = ^`2020

☼ = ^`263C

♀ = ^`2640

♂ = ^`2642

♠ = ^`2660

♣ = ^`2663

♥ = ^`2665