Nightwatch Scarecrow

Defender
This card gains +0/+2 for each different color
among permanents you control
Creatures cannot attack you unless their controller
pays {x} for each creature, where {x} is the number
of different colors among permanents you control
{1}{t}:Scry 1
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Never enter a field at night, trust me you'll regret it
-Grand Artificer Joshu