Nurgle, God of Plague

Hexproof.
At the start of each turn, target minion gains
-1 -1 until end of turn.
{t} Give target minion -3 +4
{g}{g}{b}{b}{4}{t}Give all enemy minions -3 -4
and tap them, Nurgle can only use this ability
once.
Any minion that deals combat damage to Nurgle,
God of Plague, gets -1 -1, if they destroy him, they gain -4 -4