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$3.00 – $4.75
'Other Merfolk get +1/+1 and have islandwalk. (They can't be blocked as long as defending player controls an Island.)
$2.00 – $2.50
'Flash When this creature enters, counter up to one target activated or triggered ability. If an ability of an artifact, creature, or planeswalker is countered this way, that permanent loses...
$0.25 – $1.25
'{G}{U}, {T}: Double the number of each kind of counter on target artifact, creature, or land.
$9.00 – $11.25
'Other Merfolk get +1/+1 and have islandwalk. (They can't be blocked as long as defending player controls an Island.)
$0.50 – $1.00
'{G}{U}, {T}: Double the number of each kind of counter on target artifact, creature, or land.
$0.50 – $1.00
'As an additional cost to cast this spell, reveal a Merfolk card from your hand or pay {3}.
When this creature enters, draw a card.
$1.75 – $2.75
As this enchantment enters, choose Mardu or Jeskai. • Mardu — If a creature attacking causes a triggered ability of a permanent you control to trigger, that ability triggers an...
$0.25
'{T}: Add {U}. Spend this mana only to cast an instant or sorcery spell. {1}, {T}: Add one mana of any color. Spend this mana only to cast an instant...
$2.50 – $3.00
As this enchantment enters, choose Mardu or Jeskai. • Mardu — If a creature attacking causes a triggered ability of a permanent you control to trigger, that ability triggers an...
$7.25 – $9.25
'Each player discards their hand, then draws cards equal to the greatest number of cards a player discarded this way.