Zero/One

The Zero One (ゼロ・ワン) is a Keyblade that can be wielded by Data Sora in Kingdom Hearts Re:coded. Data Sora receive this Keyblade by defeating Sora-Heartless

Design
This Keyblade appears to be a pixelated version of Kingdom Key. Its name is based on the numbers "0" and "1", which make up the binary system, the basis of computer programming.