Mischief Oni

You may have Mischief Oni enter the battlefield
with X +1/+1 counters on it, where X is the toughness of a creature you control.
{1}{u}{u}, Remove a +1/+1 counter from Mischief
Oni: Counter target spell with converted mana
cost lesser than Mischief Oni's power.
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"Many say there are spirits in the mountains... many
say they like stealing socks." -Aois Tai