Darksteel Sentinel
f9bd80ce-e36a-47ff-a009-17a05afce187
$0.50 CND
Flash (You may cast this spell any time you could cast an instant.)
Vigilance
Indestructible (Damage and effects that say "destroy" don't destroy this creature. If its toughness is 0 or less, it's still put into its owner's graveyard.)