This card comes with a Certificate of Authenticity from CoolStuffInc,
and was signed by artist Scott Murphy in the presence of a member of the CoolStuffInc staff or during a paid private signing.
It is therefore guaranteed authentic for the life of the item.
Each certificate is hand numbered and pictures of the card are kept on file to verify
this card is the one that accompanies the numbered certificate.
When Aetherstorm Roc or another creature enters the battlefield under your control, you get
Whenever Aetherstorm Roc attacks, you may pay
. If you do, put a +1/+1 counter on it and tap up to one target creature defending player controls.