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 i play 2 copies of Advance Position enemy player has to discard 2 random cards from his hand every time he take action from cards in a unit?
Advance Position
Recon Open: Bow your target Scout: Target a province. During battles at this province, after each resolution of an enemy player's action from a card in a unit, he discards a random card from his hand.
If i play 2 copies of Advance Position enemy player has to discard 2 random cards from his hand every time he take action from cards in a unit?
Yes. Each is a separate effect that is resolved separately.