Battle: Bow this Shugenja and target an enemy Personality: Move him home; if this Shugenja is Water, this movement will not be negated. If the target moved, bow him and negate his (future) movement.
it will negate all futre movements or just one?
Unnatural Flood
A topic from AEG's L5R CCG Rules forum, copied for Oracle of the Void from a copy of the forum saved in October 2015, so pages it didn't save are missing. Players' names are left out; the rules officials are named. Rulings are as they stood on these dates; later rulings, the rulebooks and the Rules Archive may differ.
Battle: Bow this Shugenja and target an enemy Personality: Move him home; if this Shugenja is Water, this movement will not be negated. If the target moved, bow him and negate his (future) movement.
it will negate all futre movements or just one?
The negation effect doesn't specify an expiration time, so the effect will last until end of turn by default, and negate any attempts at movement until then.
On: Unnatural Flood