SCP-4666, the Yule Man

Indestructible
Hexproof
Christmas Gift- Whenever SCP-4666, the Yule
Man attacks, flip a coin. If tails, combat proceeds
as normal. If heads, pick three creatures you don't control. Flip a coin for each one. If tails, the
creature gets -2/-2 and loses all abilities until end
of turn. If heads, exile the creature and place a
0/1 Coal creature token with Defender in its
place.