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'Islandwalk (This creature can't be blocked as long as defending player controls an Island.) When this creature enters, you may search your library for a Merfolk card, reveal it, then...
'Whenever a Merfolk you control deals combat damage to a player, draw a card.
At the beginning of your end step, untap target Merfolk you control.
Other Merfolk you control get +1/+1.
'Whenever another Merfolk you control enters, put a +1/+1 counter on target Merfolk you control.
'When this creature enters, exile all artifact and enchantment cards from all graveyards. When this creature leaves the battlefield, return all artifact and enchantment cards from all graveyards to their...
'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.
'Level up {1} ({1}: Put a level counter on this. Level up only as a sorcery.) LEVEL 2-3 3/3 Flying LEVEL 4+ 4/4 Flying Other Merfolk creatures you control get...
'Svyelun has indestructible as long as you control at least two other Merfolk. Whenever Svyelun attacks, draw a card. Other Merfolk you control have ward {1}. (Whenever another Merfolk you...
'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...
'Other Merfolk creatures you control get +1/+1 and have islandwalk. (They can't be blocked as long as defending player controls an Island.)
'{3}, {T}: Search your library for a Merfolk permanent card, put it onto the battlefield, then shuffle.
'Other Merfolk get +1/+1 and have islandwalk. (They can't be blocked as long as defending player controls an Island.)