Dark Depths enters with ten ice counters on it.
: Remove an ice counter from Dark Depths.
When Dark Depths has no ice counters on it, sacrifice it. If you do, create Marit Lage, a legendary 20/20 black Avatar creature token with flying and indestructible.

Flash
Whenever a creature you control deals combat damage to a player, draw a card.
When Enduring Curiosity dies, if it was a creature, return it to the battlefield under its owner's control. It's an enchantment. (It's not a creature.)

If a source would deal damage to a player, you may prevent X of that damage, where X is the number of Clerics you control.

Flying, double strike
You have hexproof.
If your life total would be reduced to 0 or less, instead transform this creature and your life total becomes 3. Then if this creature didn't transform this way, you lose the game.

At the beginning of each combat, double the power and toughness of each creature you control until end of turn.

Whenever you cast a legendary spell, draw a card.

Creatures you control get +1/+0 and have vigilance as long as you control three or more creatures.
Creatures you control also get +1/+0 and have trample as long as you control six or more creatures.
Creatures you control also get +1/+0 and have double strike as long as you control nine or more creatures.

Other creatures you control get +1/+1.

+1: Return up to one target land card from your graveyard to your hand.
−1: Wrenn and Six deals 1 damage to any target.
−7: You get an emblem with "Instant and sorcery cards in your graveyard have retrace." (You may cast instant and sorcery cards from your graveyard by discarding a land card in addition to paying their other costs.)

Activated abilities of creatures you control cost less to activate. This effect can't reduce the mana in that cost to less than one mana.

Deathtouch, lifelink
Whenever Gwenom attacks, until end of turn, you may look at the top card of your library any time and you may play cards from the top of your library. If you cast a spell this way, pay life equal to its mana value rather than pay its mana cost.

Vigilance
Whenever this creature enters or attacks, exile a card from a graveyard.
Spells you cast cost less to cast for each card type they share with cards exiled with this creature.

Untap all creatures and lands you control during each other player's untap step.
You may cast creature spells as though they had flash.

Add .

Vigilance, trample, haste
This creature enters with X +1/+1 counters on it.
When this creature dies, create a number of tapped Treasure tokens equal to its power.

(: Add .)

Landfall — Whenever a land you control enters, you may have target player lose 3 life. If you do, put three +1/+1 counters on Ob Nixilis.

Devoid (This card has no color.)
Kozilek's Return deals 2 damage to each creature.
Whenever you cast an Eldrazi creature spell with mana value 7 or greater, you may exile this card from your graveyard. If you do, this card deals 5 damage to each creature.

This land enters tapped.
: Add .
As long as you control six or more lands, lands you control have ": Add one mana of any color."
, , Sacrifice this land: Search your library for any number of God cards, put them onto the battlefield, then shuffle.

(: Add or .)
As this land enters, you may pay 2 life. If you don't, it enters tapped.