It's a very nice card that is surprisingly cheap, making it a great one to grab for your set - especially if you're hoping to avoid spending a small fortune
SE Secret Rare Apple Magician Girl X FIRE Level 3 [ SpellcasterEffect ] ATK 1200 DEF 800 Once per turn, if this card is targeted for an attack: You can Special Summon 1 Level 5 or lower Spellcaster-Type monster from your hand, then change the attack target to it, and if you do, the attacking monster's ATK becomes half its current ATK
That means that theres a healthy number of absolutely wild creatures you can run with Kinnan like Koma, Cosmos Serpent, Void Winnower, and Tidespout Tyrant that can come out of nowhere against unsuspecting opponents
At the same time, protect the creatures hopefully in ways that lend further synergies
While the $1,500 tag isn't backed up due to lacking data, this card's rarity is well-documented and there's little doubt it will cost in the $1,500 range if you want to get a nicer copy than HP