Expectations
Cosplay should be family-friendly and MHA/OC-related. It may not be "super simple" or some kind of pre-built kit. You must have crafted it yourself and have worn it.
Claiming Rewards
Your work must be posted in #showcase. After that, you can either copy the message link or take a picture of your post and submit it to the Hero Network bot. You can find this bot in the top right of the member list.