The Aetherstone key

When the Aetherstone Key enter the battlefield,
Until your next turn you and planeswalkers you
control can't be attacked. Then choose one —
• Scry 2, the draw 2 cards.
• Destroy target nonland permanent.
• Target player can't cas't spells or activate
abilities during their next turn.
Artifacts you control gain Indestructible and
Shoud as long as you control 2 or more
Aethershapers.