Gideon of Resurrected Metal

if Gideon of Resurrected Metal would enter the graveyard from the battlefield return him to the battlefield
when Gideon of Resurrected Metal enters the battlefield you get 2 poison counters
-1 target creature you control gets +1/+1 and has infect and vigilance until end of turn.
-4 Gideon of Resurrected Metal becomes a 4/4 legendary artifact Phyrexian creature
with infect until end of turn.
Starting loyalty 5