With the skin equipped, every now and then a burst of energy particles resembling flower petals will be emitted by the shield and sword. The color of these particles is determined by the chosen energy color.
Danaus is the name of a genus of butterflies, most commonly known as monarchs, tigers, milkweeds, wanderers and queens. This could be in relation to the butterfly-like wings that are decorated on the shield.
Danaus is also the name of a mythical Greek character, known for being the twin brother to Aegyptus, a mythical king of Egypt.
When used with Silva & Aegis, the shield will be wrongly aligned (it's frontal edge raised up by 90 degrees) with seemingly no means to re-align the shield into the normal state. This was fixed in Octavia’s Anthem: Update 20.4.0