Smileys

There are a huge collection of unicode faces, symbols, and other icons you can use in chat, signs, and anvils called smileys. You can view the full collection by category using the /smileys command.

Emotion smiley keys

In addition to writing smileys individually, there are also emotion keys which produce a random suitable smiley, so you can quickly insert a face of the select emotion. The keys are written as any other smiley

Emotion	Key
Happy	[h]
Love	[l]
Neutral	[n]
Sad	[s]
Mad	[m]
Flushed	[f]
Shocked	[sh]