Legions

As long as you control a Beast, Skirk Outrider gets +2/+2 and has trample.

{7}{R}: Flamewave Invoker deals 5 damage to target player or planeswalker.

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

All Slivers have "{1}: This permanent becomes the creature type of your choice in addition to its other types until end of turn."

Flying {1}: Mistform Seaswift becomes the creature type of your choice until end of turn. Morph {1}{U} (You may cast this card face down as a 2/2 c...

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

Morph {3}{B} (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 Infernal Caretaker is...

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

All Sliver creatures get +0/+1.

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...

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...

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

Trample

Provoke (Whenever this creature attacks, you may have target creature defending player controls untap and block it if able.) {1}{W}: Prevent all co...

{7}{B}: Target creature gets -3/-3 until end of turn.

Amplify 1 (As this creature enters the battlefield, put a +1/+1 counter on it for each Zombie card you reveal in your hand.) Whenever Embalmed Braw...

All Sliver creatures have provoke. (Whenever a Sliver attacks, its controller may have target creature defending player controls untap and block it...

Flying {T}: Prevent the next 2 damage that would be dealt to any target this turn.

Covert Operative can't be blocked.

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

Flying Cycling {2} ({2}, Discard this card: Draw a card.)

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

Morph {6}{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 Bloodstoke Howler is t...