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'Spells can't be countered.
Each instant and sorcery card in your graveyard has flashback. The flashback cost is equal to that card's mana cost.
'Tap an untapped Merfolk you control: Target player mills a card.
'Tap an untapped Merfolk you control: Target player mills a card.
'This land enters tapped unless you control an Island or a Swamp.
{T}: Add {U} or {B}.
'Spells can't be countered.
Each instant and sorcery card in your graveyard has flashback. The flashback cost is equal to that card's mana cost.
'This land enters tapped unless you control an Island or a Swamp.
{T}: Add {U} or {B}.
'Devoid (This card has no color.) When you cast this spell, if {C} was spent to cast it, create two 0/1 colorless Eldrazi Spawn creature tokens with "Sacrifice this token:...
'This land enters tapped unless you control an Island or a Swamp.
{T}: Add {U} or {B}.
'This land enters tapped unless you control an Island or a Swamp.
{T}: Add {U} or {B}.
'Devoid (This card has no color.) When you cast this spell, if {C} was spent to cast it, create two 0/1 colorless Eldrazi Spawn creature tokens with "Sacrifice this token:...
'This land enters tapped unless you control an Island or a Swamp.
{T}: Add {U} or {B}.
'This land enters tapped unless you control an Island or a Swamp.
{T}: Add {U} or {B}.