Super mardi

Masumaro's power and toughness are each equal to twice the number of cards in your hand.

Whenever this creature deals combat damage to a creature, tap that creature and it doesn't untap during its controller's next untap step. {G}: This...

Whenever a source an opponent controls deals damage to you, that player sacrifices a permanent of their choice.

Defender Your maximum hand size is increased by one.

Flying {2}, Return a land you control to its owner's hand: Target land becomes the basic land type of your choice until end of turn.

Flying {W}: This creature gets +0/+1 until end of turn.

Soulshift 5 (When this creature dies, you may return target Spirit card with mana value 5 or less from your graveyard to your hand.)

When this creature enters, destroy target enchantment. Whenever you cast a Spirit or Arcane spell, you may return this creature to its owner's hand.

Flying {2}, Return a land you control to its owner's hand: Untap target land.

Flying {2}, Return a land you control to its owner's hand: Target creature gets -X/-0 until end of turn, where X is the number of cards in your hand.

As long as you have more cards in hand than each opponent, this creature gets +3/+3.

Haste At the beginning of your upkeep, return a red creature you control to its owner's hand.

Soulshift 7 (When this creature dies, you may return target Spirit card with mana value 7 or less from your graveyard to your hand.)

When this creature enters or leaves the battlefield, you lose 3 life if you don't control a Demon.

Black creatures can't block.

Whenever you cast a legendary spell, draw a card.

Bushido 2 (Whenever this creature blocks or becomes blocked, it gets +2/+2 until end of turn.)

When this creature dies, if 4 or more damage was dealt to it this turn, draw three cards.

You may have Sakashima the Impostor enter as a copy of any creature on the battlefield, except its name is Sakashima the Impostor, it's legendary i...

{T}: You may put a land card from your hand onto the battlefield.

As long as you have more cards in hand than each opponent, this creature gets +2/+2 and has flying.

Sekki enters with eight +1/+1 counters on it. If damage would be dealt to Sekki, prevent that damage, remove that many +1/+1 counters from Sekki, a...

Whenever this creature blocks or becomes blocked by a creature, change this creature's base power and toughness to that creature's power and toughn...

This creature can't block. Channel — {1}{B}, Discard this card: Target creature can't block this turn.