Zendikar / Alara / Lorwyn Era

Flying Evershrike gets +2/+2 for each Aura attached to it. {X}{W/B}{W/B}: Return Evershrike from your graveyard to the battlefield. You may put a...

Flying When Sower of Temptation enters the battlefield, gain control of target creature for as long as Sower of Temptation remains on the battlefield.

Other Vampire creatures you control get +1/+1. Tap five untapped Vampires you control: Gain control of target creature. It becomes a Vampire in add...

When Cragganwick Cremator enters the battlefield, discard a card at random. If you discard a creature card this way, Cragganwick Cremator deals dam...

{U}: Untap Horseshoe Crab.

{T}: Target creature gets -X/-0 until end of turn, where X is the number of Merfolk and/or Faeries you control.

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.) {T}: Add {G}, {W}, or {U}.

Trample Borderland Behemoth gets +4/+4 for each other Giant you control.

{U}: Shore Snapper gains islandwalk until end of turn. (It can't be blocked as long as defending player controls an Island.)

Flying, lifelink Divinity of Pride gets +4/+4 as long as you have 25 or more life.

Protection from artifacts

As an additional cost to cast this spell, reveal a Merfolk card from your hand or pay {3}. When Silvergill Adept enters the battlefield, draw a card.

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

Cowards can't block Warriors. {R}: Target creature becomes a Coward until end of turn. {2}{R}: Target creature becomes a Warrior until end of turn.

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 com...

When Sea Gate Oracle enters the battlefield, look at the top two cards of your library. Put one of them into your hand and the other on the bottom ...

Sacrifice a creature: Bloodthrone Vampire gets +2/+2 until end of turn.

Changeling (This card is every creature type.) {2}{U}: Target Shapeshifter becomes a copy of target creature until your next turn.

Plainswalk (This creature can't be blocked as long as defending player controls a Plains.) {2}{R}, Sacrifice Boggart Arsonists: Destroy target Sca...

Flying {1}{R}: Mordant Dragon gets +1/+0 until end of turn. Whenever Mordant Dragon deals combat damage to a player, you may have it deal that much...

Haste {B}: Crypt Ripper gets +1/+1 until end of turn.

Trample When Boldwyr Heavyweights enters the battlefield, each opponent may search their library for a creature card and put it onto the battlefiel...

Other white creatures you control get +1/+1. Other black creatures you control get +1/+1. Whenever you cast a white spell, you may tap target cre...