Knight's Helmet

Juggernaut : Equipped creature has Vigilance,
Shroud, first strike. and gets +X/+X, where X
is this shell's toughness.

If the equipped creature would die, exile Knight's
Helmet and return equipped creature to the
battlefield. Whenever this shell's toughness
diminishes, you draw cards equal to half the
toughness lost, rounded up

Equip cost : {3}, discard a card