Can you use {Royal assassin} to tap and kill an attacking creature before you take damage?
Yes you can.
Quote from: Destore117 on April 12, 2014, 07:28:36 PM
Can you use {Royal assassin} to --->tap <--- and kill an attacking creature before you take damage?
You can't use the assassin to tap the creature. It works as long as the creature doesn't have vigilance.
I assume he means if he can tap {Royal Assassin} to destroy a tapped attacking creature.