Cancer for making a post stating the two main characters are = .. get real fanboyyou are the cancer of nb
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Mizukage summoned his clam, Hanzo summoned his salamander so this is a bit late.
Edo's can use their summons.
Obviously going off of the manga itself they should not be able to.Lol The biggest plot hole ever actually.
OT: We've seen plenty of people use summonings without blood before. And Hanzo also used a summoning as an Edo so this argument is invalid.