Key of the Clow
The key given to Sakura when she was chosen by Keroberos to become the cardcaptor

The Sealing Wand
The key transforms to the sealing wand once Sakura has said the incantations. The sealing wand changed its form when Sakura transformed a clow card to Sakura card.

Clow Cards
Creations of Clow Reed, a total of 52 cards. But there is a 53rd card, the card which balances the power of 52 cards combined. Each card has its own power which may bring forth good or bad effects to the human world.

Li's Sword
The sword Syaoran uses to capture or weaken the clow cards

Lazin Board
An oracle owned by Syaoran which traces the power of clow cards

Ofuda Incantation
A small paper used by Syaoran which produces great power to weaken clow cards. Some of these are:

Raitei Shourai - Lightning Magic
Kashin Shourai - Fire Magic

The Clow Book
This is where Sakura keeps the clow cards after it has been captured.