In the Japanese version of Yu-Gi-Oh, there existed a set of monsters based on Angels
So if you were one of the lucky people who either acquired one of these Dark Magician Girl cards, either from taking part in a Duelist League event or picking it up for around a dollar, congratulations: its now turned out to be an incredible investment
Better yet, since the backside triggers on the end step, you'll start generating value immediately, which gives it a leg up on some other battles that flip into creatures and need to survive a turn to do anything
SR Super Rare Dragunity Primus Pilus X WIND Level 5 [ Winged BeastEffect ] ATK 2200 DEF 1600 When this card is Normal or Special Summoned: You can target 1 Winged Beast "Dragunity" monster you control
I find this eminently fair
4 Morphing Jar A Sinister Classic This is the original Jar card that kicked off the archetype