Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.)
Bituminous Blast deals 4 damage to target creature.

Whenever you cast a creature spell, create X 1/1 black Thrull creature tokens, where X is that spell's mana value.
When you control seven or more Thrulls, sacrifice Endrek Sahr.

When Bolg enters, you may sacrifice another creature. When you do, Bolg deals damage equal to that creature's power to another target creature. If excess damage was dealt this way, amass Goblins X, where X is that excess damage. (Put X +1/+1 counters on an Army you control. It's also a Goblin. If you don't control an Army, create a 0/0 black Goblin Army creature token first.)

Flying, haste
At the beginning of the end step, return this creature to its owner's hand.

Haste
Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

Choose one —
• Destroy target artifact.
• Target attacking creature gets +2/+2 until end of turn.

This land enters tapped unless you control a Mountain or a Plains.
: Add or .

This land enters tapped.
When this land enters, exile target player's graveyard.
: Add .

Deathtouch
Whenever a permanent you control is turned face up, you may return this card from your graveyard to the battlefield face up or face down.
Megamorph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)

Defender
: This creature fights another target creature you control. When this creature dies this turn, return it to the battlefield transformed under your control.

This creature gets +1/+0 for each artifact you control.
Whenever this creature deals combat damage to a creature, destroy that creature. The creature can't be regenerated.

This land enters tapped unless you control two or fewer other lands.
: Add or .

Whenever a creature is dealt damage, destroy it. It can't be regenerated.

This artifact enters tapped.
: Add .

At the beginning of each of your main phases, if you haven't added mana with this ability this turn, you may add X mana of any one color, where X is the number of Islands target opponent controls.

This creature enters with two arms and two legs.
Whenever damage is dealt to this creature, remove an arm or a leg from it.
This creature can't attack if it has no legs and can't block if it has no arms.

Enchant creature
Enchanted creature doesn't untap during its controller's untap step.
: Return this Aura to its owner's hand.

Creature tokens get -2/-2.

Switch the power and toughness of each of up to two target creatures until end of turn.

Destroy target artifact, creature, or planeswalker.