Assassin/map objective

Pretty straightforward.
On the St. Patty's Day map in an assassination game, can you still win by holding the pot of gold for one turn? Does this apply to all maps with a unique win condition when played with non-standard rules?
On the St. Patty's Day map in an assassination game, can you still win by holding the pot of gold for one turn? Does this apply to all maps with a unique win condition when played with non-standard rules?