Seeker's Hood

Equip: {u/b} and put a card from your hand
face-down underneath the creature you are
equipping to.
Equipped creature gets +0/+2, becomes a Seeker
in addition to its other types, and gains
Secretkeep 1.
When Seeker's Hood becomes unattached from a permanent, sacrifice that permanent and return all cards under it to thier owner's hands.