Darksteel Sentinel

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.)

EDHREC rank #16002

USD reference: $0.29 (~₱18.15) · Foil: $1.71 (~₱107.04)