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you can put your oc in the rp lol, and is like this monica is a dark dragon , and dragons need gemes , she need a green geme but its only on dragonplanet , no one knows abut her dragon side thing, and if they don´t go get the geme she will be bad and destroy evryting, she realize that wend ace and monica ware traing and monica  kick ace and he broke walls until he arraive in the living room were the outhers are ace gets hurt and monica too