Your Constructs, Gargoyles, and Golems have Idle. (This creature has "Indestructible" and "This creature can't attack or block" unless, you've paid the awakening cost of a card this turn.)

Constructs, Gargoyles, and Golems in your graveyard have Awakening. ({g}{b}: You may cast this card until end of turn.)

Constructs, Gargoyles, and Golems you control get +2/+2.