You play them in the same way you play other cards that fit multiple roles, to smooth out your ratios and effects
It gave both sides influence without giving either one total control
If a monster(s) you control is destroyed by battle or card effect, while this card is in your GY: You can Special Summon this card, then if you have a monster that mentions "Dark Fusion" in your GY, you can destroy 1 card on the field
Investment Guide Meganium, the elegant Grass-type Pokmon, holds the esteemed position as the final evolution of the Johto starter Chikorita, with Bayleef serving as the middle stage
Ultimately, while Magica has a very cool and unique effect, I don't see the deck she wants to go in being very consistent, so I think she is a relatively mid card
I attacked for two