Prophecy

Destroy target land. Its controller loses 2 life.

Whenever Death Charmer deals combat damage to a creature, that creature's controller loses 2 life unless they pay {2}.

Flying, vigilance

Flying {T}, Sacrifice a land: Search your library for a Mercenary permanent card with mana value 2 or less, put it onto the battlefield, then shuffle.

{1}{B}, Sacrifice a land: Target creature gets +2/+0 until end of turn.

Return target creature to its owner's hand. Then return another target creature to its owner's hand unless its controller pays {1}.

Flying Sacrifice a land: Return Stormwatch Eagle to its owner's hand.

Flying (This creature can't be blocked except by creatures with flying or reach.) Sacrifice Spiketail Hatchling: Counter target spell unless its c...

Flying {2}: Ribbon Snake loses flying until end of turn. Any player may activate this ability.

Whenever an opponent casts a spell, you may draw a card unless that player pays {1}.

{U}: Tap target creature unless its controller pays {1}.

Counter target spell unless its controller pays {X}, where X is its mana value.

Hazy Homunculus can't be blocked as long as defending player controls an untapped land.

When Gulf Squid enters the battlefield, tap all lands target player controls.

Sacrifice a land: Coastal Hornclaw gains flying until end of turn.

Flash Enchant creature Enchanted creature has shroud. (It can't be the target of spells or abilities.)

Sacrifice a land: Trenching Steed gets +0/+3 until end of turn.

Whenever Soul Charmer deals combat damage to a creature, you gain 2 life unless that creature's controller pays {2}.

Creatures you control get +0/+1 until end of turn. They get an additional +0/+2 until end of turn unless any player pays {2}.

Sacrifice a land: Destroy target enchantment.

{1}: Any player may pay {1}. If no one does, the next time a source of your choice would deal damage to you this turn, prevent that damage.

{T}, Sacrifice Mine Bearer: Destroy target attacking creature.

Flash Enchant creature Enchanted creature gets +1/+2.

Target creature gets +1/+1 until end of turn. That creature gets an additional +4/+4 until end of turn unless any player pays {2}.