The Normal Summon (Tribute Summon) of this monster is the same as a Tribute Set. This card must be in face-down Defense Position when it is Normal Summoned (Tribute Summoned). If you Normal Summon (Tribute Summon) this monster, it is placed face-down on the field; you do not have to show your opponent what monster it is.
If your “Mystic Swordsman LV6” destroys your own monster that is being controlled by your opponent, that monster is sent to the Graveyard. You cannot return it to the top of your opponent’s Deck or the top of your own Deck.
If you activate the effect of “Mystic Swordsman LV6” to place a face-down monster on top of your opponent’s Deck, you do not get to look at it.
If “Mystic Swordsman LV6” attacks a face-down monster, its effect activates at the beginning of the Damage Step, before the monster is flipped face-up. If “Ceasefire” was activated during the Battle Step to flip the monster face-up, then the effect of “Mystic Swordsman LV6” is not activated.
A monster destroyed by the effect of “Mystic Swordsman LV6” is not destroyed as a result of battle. There is no damage calculation. It is not flipped face-up. Any Flip Effects it has are not activated.