Here is how you embed a picture:
First, you'll need to turn the link into an image. You can do this by adding ".png" after the link. Then you can add the img tags. Example:
https://gyazo.com/624026e9f38fba5c48bad1e2c3c32415.png[/img ] - Remove the space
[img]https://gyazo.com/624026e9f38fba5c48bad1e2c3c32415.png