Vronos the Grey Fencer

/+1\ • Put a knowledge counter on Vronos. You
gain life equal to the number of knowledge
counters on Vronos.
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\ -1/ • Creat a number of 1/1 colorless Servo
artifact creature tokens equal to the number of
knowledge counters on Vronos.
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\ -3/ • Exile target permanent with converted
mana cost equal to the number of knowledge
count