イマースタームの髑髏塚/Immersturm Skullcairn

Land -
Immersturm Skullcairn enters the battlefield tapped. <CR>
{T}: Add {B}. <CR>
{1}{B}{R}{R}, {T}, Sacrifice Immersturm Skullcairn: It deals 3 damage to target player. That player discards a card. Activate this ability only any time you could cast a sorcery.

Land -
Immersturm Skullcairn enters the battlefield tapped. <CR>
{T}: Add {B}. <CR>
{1}{B}{R}{R}, {T}, Sacrifice Immersturm Skullcairn: It deals 3 damage to target player. That player discards a card. Activate only as a sorcery.