Straightaway, "Aliens" are nowhere near competitive but still manage to be an interesting and versatile archetype if you take the time to get to know their effects
Since "Witch of the Black Forest" was destroyed and sent from the field to the Graveyard, its effect activates, allowing Rebecca to add "Ruby Dragon" from her Deck to her hand
If this card attacks, it is changed to Defense Position at the end of the Battle Phase
This is especially crucial for Expurrely Noir, who becomes a Towers the moment he gets 5 materials and above attached to itself
It's nice to have a level 10 dragon synchro you can summon after expending a level 9 while under dragon lock from roar
It also acts as the T.G hyper librarian for Wyrms, making it so every time you Synchro Summon another wyrm monster while this card is on field, you can just draw a card