2 Dark Dark types are weak to 3 types, which they receive double the damage from: [3] Bugs - Most thrive in the darkness (living underground, behind cupboards, etc.), so theyre not scared of it
well, you can't play it
SP Card: 4 types
Negation effects such as "Effect Veiler" or "Breakthrough Skill" will cause the Harpies to lose their name-changing ability, which means "Elegant Egotist" cannot be activated since it specifically requires "Harpie Lady" to be on the field, rendering the cards completely useless.
In some cases, the battle can last up to 30 minutes, and sometimes the battle takes place for an hour or more
The archetype has good Fusion monsters, such as Tearlaments Kitkallos, which is the archetype's card seeker, but also has the effect of sending cards to the graveyard