1. Help out a guild that you're not a part of
(SE) running red lights - Helping Monster Hunter's Guild by giving Kiada info on Halo creatures.
2. Do something either kind, or mean, for/to someone anonymously!
{SE} Unliving undead - anonymous harrassment of people trying to send letters from Halo
3. Encounter a flora/fauna you've never interacted with before
{SE} The unkindness of ravens - encountered Memory Snow
4. Train with someone but implement a silly restriction (eyes closed, balancing on one foot, etc)
{Training} {SE} but the silence was unbroken - with Weaver, using only left hand