Krosan Drover

Creature spells you cast with converted mana cost 6 or greater cost less to cast.

Wipe Clean

Exile target enchantment.
Cycling (, Discard this card: Draw a card.)

Riptide Mangler

: Change Riptide Mangler’s base power to target creature’s power. (This effect lasts indefinitely.)

Berserk Murlodont

Whenever a Beast becomes blocked, it gets +1/+1 until end of turn for each creature blocking it.

Blistering Firecat

Trample, haste
At the beginning of the end step, sacrifice Blistering Firecat.
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Riptide Shapeshifter

, Sacrifice Riptide Shapeshifter: Choose a creature type. Reveal cards from the top of your library until you reveal a creature card of that type. Put that card onto the battlefield and shuffle the rest into your library.

Towering Baloth

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

Anurid Brushhopper

Discard two cards: Exile Anurid Brushhopper. Return it to the battlefield under its owner’s control at the beginning of the next end step.

Phantom Nishoba

Trample
Phantom Nishoba enters the battlefield with seven +1/+1 counters on it.
Whenever Phantom Nishoba deals damage, you gain that much life.
If damage would be dealt to Phantom Nishoba, prevent that damage. Remove a +1/+1 counter from Phantom Nishoba.

Anurid Brushhopper

Discard two cards: Exile Anurid Brushhopper. Return it to the battlefield under its owner’s control at the beginning of the next end step.

Stitch Together

Return target creature card from your graveyard to your hand.
Threshold — Return that card from your graveyard to the battlefield instead if seven or more cards are in your graveyard.

Dwarven Bloodboiler

Tap an untapped Dwarf you control: Target creature gets +2/+0 until end of turn.

Phantom Nishoba

Trample
Phantom Nishoba enters the battlefield with seven +1/+1 counters on it.
Whenever Phantom Nishoba deals damage, you gain that much life.
If damage would be dealt to Phantom Nishoba, prevent that damage. Remove a +1/+1 counter from Phantom Nishoba.

Hydromorph Gull

Flying
, Sacrifice Hydromorph Gull: Counter target spell that targets a creature you control.

Shambling Swarm

When Shambling Swarm dies, distribute three -1/-1 counters among one, two, or three target creatures. For each -1/-1 counter you put on a creature this way, remove a -1/-1 counter from that creature at the beginning of the next end step.

Aquamoeba

Discard a card: Switch Aquamoeba’s power and toughness until end of turn.

Tombfire

Target player exiles all cards with flashback from their graveyard.

Sylvan Might

Target creature gets +2/+2 and gains trample until end of turn.
Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)