Bone Pile

If Bone Pile is Untapped when you tap a land,
Tap Bone Pile.
{t}; Deal 1 Damage to yourself and add one {b}
• When a Skeleton attacks or blocks a creature you control, that creature loses all
Keyword Abilities.
{t},{4}; Sacrifice Bone Pile, If Bone Pile is
Sacrificed in this way Restore 1 Health.