Under the Magician's Spell by R.L. Stine

If you do figure it out, you escape through a hidden trap door, but get talked into a knife throwing act, which ends badly for you. If you can't figure it out, you stay in the room, meaning the Magician will return and kill all of you. You can get trapped in a room, but have the nagging feeling that your little sister hinted towards an exit unknowingly.Ironically this is the first time the 'Card Draw' (which you have to do in real life) was used in Goosebumps - in a choice that affects nothing! You can get involved in a card game, which if you lose, you have to polish rhinestones on the winner's suit, and if you win, you find out you're playing 'Five Hundred Card Draw' meaning you have to win 499 more times before you proceed.Knife-Throwing Act: You can be dragged into this and the performer will assure your worried relatives that one of the knives is fake and harmless.I'm a Humanitarian: One ending has a witch immobilize you and apparently take your knees to be used in her cooking.And even if you make the choice not to go into Granny Kapusta's house before you meet her, this still gives you a bad ending because of an earlier choice - you and your friend argue for so long that your little sister disappears completely. She will either turn into a werewolf and eat you, or she gives you a glass of milk which magically immobilizes you and you discover she's going to cook and eat you. Failure Is the Only Option: Happens if you encounter Granny Kapusta.

Evil Old Folks: Granny Kapusta she'll either turn into a werewolf, or drug you, Joanie, and Sid, with plans to cut off your knees and eat them for dinner.Clothes Make the Maniac: If you wear his cape after he's defeated, you become the new Magician and make a Face–Heel Turn.Aw, Look! They Really Do Love Each Other: Jodie is the usual Annoying Younger Sibling to the reader that is often seen in this series, but there are moments where they are shown to care about each other.Animorphism: There is an ending where you are turned into a dog.Under the Magician's Spell provides examples of: If you don't use it, you try to use regular tools to get them off but some bullies steal the spellbook. If you use the spellbook, you have to directly deal with the magician. Sid suggests that you use one of the spells to get the handcuffs off. You furiously drag Joanie out of the shop when you discover that Joanie was holding an old book of spells. The shopkeeper, who calls himself 'The Magician' informs them that there is no key for the handcuffs and mysteriously disappears. Joanie runs inside a magic shop and Sid winds up handcuffing his hands together inside the store. You are hanging out with your friend at mall, but had to drag your little sister Joanie along. The Give Yourself Goosebumps book with an evil magician.

Under the Magician's Spell by R.L. Stine