屍気の呪文爆弾/Necrogen Spellbomb

Artifact -
{B}, Sacrifice Necrogen Spellbomb: Target player discards a card. <CR>
{1}, Sacrifice Necrogen Spellbomb: Draw a card.

Artifact -
{B}, Sacrifice this artifact: Target player discards a card. <CR>
{1}, Sacrifice this artifact: Draw a card.