Descendant of Masumaro 
Creature — Human Monk
$0.12 #29111 0.29 21.3 years
At the beginning of your upkeep, put a +1/+1 counter on this creature for each card in your hand, then remove a +1/+1 counter from this creature for each card in target opponent's hand.
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"This creature enters with X +1/+1 counters on it, where X is the total number of cards in all players' hands."
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"When this creature enters, put a +1/+1 counter on it for each card in your hand. If you do, discard your hand."
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"this card's power and toughness are each equal to the number of cards in the hand of the opponent with the most cards in hand."
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"At the beginning of your upkeep, this enchantment deals X damage to target opponent, where X is the number of cards in your hand minus the number of cards in that player's hand."
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"At the beginning of your end step, if you descended this turn, put a +1/+1 counter on this creature."
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"this card's power is equal to the number of cards in your hand."
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"At the beginning of your end step, if this creature didn't attack this turn, put a +1/+1 counter on it."
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"this card's power is equal to the number of cards in your hand."