5th Edition

Flying, vigilance

Sea Serpent can't attack unless defending player controls an Island. When you control no Islands, sacrifice Sea Serpent.

({T}: Add {G}.)

{T}: Add {C}. If you control an Urza's Power-Plant and an Urza's Tower, add {C}{C} instead.

Mountainwalk (This creature can't be blocked as long as defending player controls a Mountain.)

When Kjeldoran Dead enters the battlefield, sacrifice a creature. {B}: Regenerate Kjeldoran Dead.

Counter target spell.

({T}: Add {U}.)

{1}, {T}, Sacrifice Barbed Sextant: Add one mana of any color. Draw a card at the beginning of the next turn's upkeep.

({T}: Add {R}.)

Whenever Marsh Viper deals damage to a player, that player gets two poison counters. (A player with ten or more poison counters loses the game.)

Whenever Murk Dwellers attacks and isn't blocked, it gets +2/+0 until end of combat.

Enchant creature (Target a creature as you cast this. This card enters the battlefield attached to that creature.) Enchanted creature has fear. (It...

({T}: Add {B}.)

{T}: Target creature with power 2 or less can't be blocked this turn.

Untap target attacking creature. Prevent all combat damage that would be dealt to and dealt by that creature this turn. Draw a card at the beginnin...

Choose one — • Target player gains X life. • Prevent the next X damage that would be dealt to any target this turn.

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

Enchant creature Enchanted creature can't attack unless its controller pays {3}.

Counter target spell unless its controller pays {1}.

Whenever Chub Toad blocks or becomes blocked, it gets +2/+2 until end of turn.

Disintegrate deals X damage to any target. If it's a creature, it can't be regenerated this turn, and if it would die this turn, exile it instead.

Return target creature card from your graveyard to your hand.

Add {B}{B}{B}.