An auto-include in many Blue/Artifacts decks
This card may retain value simply because of how famous that meme picture became
Angrath, Captain of Chaos is a great fit because he passively gives all of your creatures menace, making them more difficult to block, and can actively grow your Army with his loyalty ability
There seems like thered be too many instances of having Sylvia Brightspear on the field and a hand of knights, or Khorvath Brightflame on the field with a field full of dragons (that's rarely a bad thing, but I think Ive made my point)
You should try the game with prebuilt decks for a while, before setting out to build your own
Since Dragonite requires both lightning and water energy to attack, stalling for time is crucial