MTG

Sea Monster can't attack unless defending player controls an Island.

Flying When Sage Owl enters the battlefield, look at the top four cards of your library, then put them back in any order.

Counter target creature spell.

Return target instant or sorcery card from your graveyard to your hand.

Discard X cards, then return a card from your graveyard to your hand for each card discarded this way. Exile Recall.

Enchant land Whenever enchanted land becomes tapped, Psychic Venom deals 2 damage to that land's controller.

Each player draws X cards.

{T}: Prodigal Sorcerer deals 1 damage to any target.

Counter target spell unless its controller pays {X}. If that player doesn't, they tap all lands with mana abilities they control and lose all unspe...

Destroy target creature. It can't be regenerated. Its controller reveals cards from the top of their library until they reveal a creature card. The...

Phantom Warrior can't be blocked.

Enchant land As Phantasmal Terrain enters the battlefield, choose a basic land type. Enchanted land is the chosen type.

Search your library for an instant or sorcery card and reveal that card. Shuffle your library, then put the card on top of it.

Counter target spell. If that spell is countered this way, put it on top of its owner's library instead of into that player's graveyard.

Tap all lands target player controls and that player loses all unspent mana.

Other Merfolk get +1/+1 and have islandwalk. (They can't be blocked as long as defending player controls an Island.)

An opponent chooses one — • You draw three cards at the beginning of the next turn's upkeep. • You search your library for a card, put that card in...

You and target player exchange control of the creature you each control with the highest converted mana cost. Then exchange control of artifacts th...

Whenever an opponent casts a green spell, you draw a card.

Flying {1}{U}{U}: Target creature gains flying until end of turn.

Defender (This creature can't attack.)

Flying (This creature can't be blocked except by creatures with flying or reach.) When Fog Elemental attacks or blocks, sacrifice it at end of combat.

Enchant creature Enchanted creature has flying.