Chakra Tags

Based on studying Edo Tensei, Kodoku created these special tags and regarded them as the Ultimate tools.

Usage
The tags employ the ability of the reincarnated to possess unlimited chakra reserves, the user puts this tag on his forehead and gains a grey sclerae, similar to a reincarnated individual. The user also possesses unlimited chakra reserves, and are able to gather incredible amounts of Senjutsu without turning to stone. They are the only tools Kodoku deems worthy of utilizing.