If a personality in my opponents home is destroyed, may i use the Bisento that is in my home?
Reaction: Even if this card is bowed, after an action resolves during which a card was destroyed at this card's location: Straighten this unit
Sinister Bisento of the Spider
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.
If a personality in my opponents home is destroyed, may i use the Bisento that is in my home?
No. Each player's home is a different location. http://rules.l5r.com/CE_Areas_of_the_game