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$0.25 – $0.75
'Islandwalk (This creature can't be blocked as long as defending player controls an Island.)
Merfolk spells and Wizard spells you cast cost {1} less to cast.
$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.)
$8.25 – $15.75
'Champion a Merfolk (When this enters, sacrifice it unless you exile another Merfolk you control. When this leaves the battlefield, that card returns to the battlefield.) Whenever this creature deals...
$0.25
'When this creature enters, create two 1/1 blue Merfolk Wizard creature tokens. Tap two untapped Merfolk you control: Untap this creature. It gains shroud until end of turn. (It can't...
$11.25 – $18.25
'Other Merfolk get +1/+1 and have islandwalk. (They can't be blocked as long as defending player controls an Island.)
$6.00 – $11.25
'Other Merfolk get +1/+1 and have islandwalk. (They can't be blocked as long as defending player controls an Island.)
$1.50 – $3.00
'Whenever a Merfolk you control becomes tapped, you may gain 1 life.
$0.25
'Flying When this creature enters, reveal the top three cards of your library. Put all Island cards revealed this way into your hand and the rest on the bottom of...
$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.)
$5.50 – $8.50
'If one or more +1/+1 counters would be put on a creature you control, twice that many +1/+1 counters are put on that creature instead.
$4.75 – $13.25
'If one or more +1/+1 counters would be put on a creature you control, twice that many +1/+1 counters are put on that creature instead.