I preferred

Hanzo - x - Roshi

Water - Edo 2nd - x

Ghost Page

Skill 32422

Summon KOH,

At least you can actually 100% cc someone.

A little support from Hanzo. Otherwise people would just focus on your water main.

As long as Hanzo can trigger his hit you would definitely get up to 30 hits, or even Edo 2nd himself.