Legions

{B}, Pay 1 life: Add one mana of any color.

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...

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

{T}, Sacrifice three Clerics: Search your graveyard, hand, and/or library for a card named Scion of Darkness and put it onto the battlefield. If yo...

{1}{U}: Change Riptide Mangler's base power to target creature's power. (This effect lasts indefinitely.)

When Merchant of Secrets enters the battlefield, draw a card.

{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...

{T}: Goblin Dynamo deals 1 damage to any target. {X}{R}, {T}, Sacrifice Goblin Dynamo: It deals X damage to any target.

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

Morph {2}{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 Master of the Veil is ...

Cycling {2}{G}{G} ({2}{G}{G}, Discard this card: Draw a card.) When you cycle Gempalm Strider, Elf creatures get +2/+2 until end of turn.

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

Reach (This creature can block creatures with flying.)

Cephalid Pathmage can't be blocked. {T}, Sacrifice Cephalid Pathmage: Target creature can't be blocked this turn.

Cleric creatures have vigilance.

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...

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}. T...

Morph {2}{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 Echo Tracer is turned ...

Flying Morph {6}{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 Imperial Hel...

Sacrifice a Goblin: Regenerate Goblin Turncoat.

{7}{G}: Stonewood Invoker gets +5/+5 until end of turn.

Morph {1}{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 Daru Sanctifier is tur...

{T}, Sacrifice a Forest: Add three mana in any combination of {R} and/or {G}.

Double strike (This creature deals both first-strike and regular combat damage.) Morph {4}{R}{R} (You may cast this card face down as a 2/2 creatur...