Legions

Flying {1}: Swooping Talon loses flying until end of turn. Provoke (Whenever this creature attacks, you may have target creature defending player c...

Whenever a Sliver deals combat damage to a player, its controller may draw a card.

{T}: Target creature gets +X/+X until end of turn, where X is the number of Elves on the battlefield.

Whenever a Beast enters the battlefield, you may gain 3 life.

Whenever a Sliver deals combat damage to a creature, destroy that creature. It can't be regenerated.

Morph {1}{G} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When Tribal Forcemage is tu...

Morph {3}{R}{R} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When Unstable Hulk is tu...

This spell can't be countered. Vexing Beetle gets +3/+3 as long as no opponent controls a creature.

Whenever Vile Deacon attacks, it gets +X/+X until end of turn, where X is the number of Clerics on the battlefield.

Morph {2}{U}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When Voidmage Apprentice...

Defender (This creature can't attack.) {3}: Turn Wall of Deceit face down. Morph {U} (You may cast this card face down as a 2/2 creature for {3}....

Defender (This creature can't attack.) Whenever Wall of Hope is dealt damage, you gain that much life.

Morph {X}{X}{R} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When Warbreak Trumpeter ...

As Ward Sliver enters the battlefield, choose a color. All Slivers have protection from the chosen color.

Whenever a player cycles a card, Warped Researcher gains flying and shroud until end of turn. (It can't be the target of spells or abilities.)

Morph {4}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When Weaver of Lies is turn...

{1}{W}: Until end of turn, target creature gains "This creature can't attack or block unless its controller pays {1} for each Cleric on the battlef...

First strike (This creature deals combat damage before creatures without first strike.) Protection from black (This creature can't be blocked, tar...

Morph {1}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When Willbender is turned f...

Flying Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.

Flying Morph {2}{W} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When Wingbeat Warrio...

{T}: Add X mana of any one color, where X is the number of Elves on the battlefield.

Whenever another nontoken Elf enters the battlefield, you may create a 1/1 green Insect creature token.

{1}: Exile target card from a graveyard.