Gravekeeper's Deck Breakdown
Main Deck
Pot of Prosperity
Banish 3 or 6 cards of your choice from your Extra Deck, face-down; for the rest of this turn after this card resolves, any damage your opponent takes is halved, also excavate cards from the top of your Deck equal to the number of cards banished, add 1 excavated card to your hand, place the rest on the bottom of your Deck in any order. You can only activate 1 "Pot of Prosperity" per turn. You cannot draw cards by card effects the turn you activate this card.
Main: 55
Mystic Swordsman LV2
ATK:
900
DEF:
0
At the start of the Damage Step, if this card attacked a face-down Defense Position monster: Destroy that monster. During the End Phase, if this card destroyed a monster by battle this turn: You can send this face-up card to the Graveyard; Special Summon 1 "Mystic Swordsman LV4" from your hand or Deck.
Tsukuyomi
ATK:
1100
DEF:
1400
Cannot be Special Summoned. If this card is Normal Summoned or flipped face-up: Target 1 face-up monster on the field; change that target to face-down Defense Position. Once per turn, during the End Phase, if this card was Normal Summoned or flipped face-up this turn: Return it to the hand.
Ceasefire
If a face-down Defense Position monster or an Effect Monster is on the field: Change all face-down Defense Position monsters on the field to face-up Defense Position (Flip monsters' effects are not activated at this time), also inflict 500 damage to your opponent for each Effect Monster on the field.