Super mardi

Bushido 2 (Whenever this creature blocks or becomes blocked, it gets +2/+2 until end of turn.)

Sacrifice Composite Golem: Add {W}{U}{B}{R}{G}.

Flying Indestructible (Damage and effects that say "destroy" don't destroy this creature.)

Mindless Automaton enters the battlefield with two +1/+1 counters on it. {1}, Discard a card: Put a +1/+1 counter on Mindless Automaton. Remove two...

Flying

Whenever Gorgon Recluse blocks or becomes blocked by a nonblack creature, destroy that creature at end of combat. Madness {B}{B} (If you discard th...

Hellbent — As long as you have no cards in hand, Gobhobbler Rats gets +1/+0 and has "{B}: Regenerate Gobhobbler Rats."

Whenever you cast a spell that's both blue and red, Riverfall Mimic has base power and toughness 3/3 until end of turn and can't be blocked this turn.

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Vengeful Firebrand has haste as long as a Warrior card is in your graveyard. {R}: Vengeful Firebrand gets +1/+0 until end of turn.

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

When Vindictive Mob enters the battlefield, sacrifice a creature. Vindictive Mob can't be blocked by Saprolings.

{T}: Target creature gets +4/+4 until end of turn. Activate only if Greenhilt Trainee's power is 4 or greater.

Karplusan Strider can't be the target of blue or black spells.

Flying

Haste Channel — {R}, Discard Shinen of Fury's Fire: Target creature gains haste until end of turn.

Devour 1 (As this enters the battlefield, you may sacrifice any number of creatures. This creature enters the battlefield with that many +1/+1 coun...

Level up {1}{B} ({1}{B}: Put a level counter on this. Level up only as a sorcery.) LEVEL 2-3 2/2 {B}, {T}: Target creature gets -2/-2 until end of ...

When you cycle Grixis Sojourners or it dies, you may exile target card from a graveyard. Cycling {2}{B} ({2}{B}, Discard this card: Draw a card.)

Changeling (This card is every creature type.) {R}: War-Spike Changeling gains first strike until end of turn.

Flying Soulshift 3 (When this creature dies, you may return target Spirit card with mana value 3 or less from your graveyard to your hand.)

When War Elemental enters the battlefield, sacrifice it unless an opponent was dealt damage this turn. Whenever an opponent is dealt damage, put th...

White spells you cast cost {1} less to cast. Blue spells you cast cost {1} less to cast. Spells your opponents cast cost {1} more to cast.

{1}{B}: Return Reassembling Skeleton from your graveyard to the battlefield tapped.