Sliver creatures you control have ": Add one mana of any color."

Choose odd or even. Exile each creature with mana value of the chosen quality. (Zero is even.)

, : Exile target creature you control.
At the beginning of your upkeep, you may sacrifice this land. If you do, return each card exiled with this land to the battlefield under its owner's control.

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.

Destroy all creatures. They can't be regenerated.
Threshold — If there are seven or more cards in your graveyard, instead destroy all creatures, then create two 1/1 white Spirit creature tokens with flying. Creatures destroyed this way can't be regenerated.

: Add .
: This land becomes a copy of target creature you control until end of turn. The "legend rule" doesn't apply to permanents you control this turn.

+1: Untap up to one target creature and up to one target land.
−2: Reveal the top four cards of your library. You may put a creature card and/or a land card from among them into your hand. Put the rest into your graveyard.
−8: You get an emblem with "Whenever a creature you control enters, you may have it fight target creature." Then create three 8/8 blue Octopus creature tokens.

Deathtouch
When God-Eternal Rhonas enters, double the power of each other creature you control until end of turn. Those creatures gain vigilance until end of turn.
When God-Eternal Rhonas dies or is put into exile from the battlefield, you may put it into its owner's library third from the top.

Flash
Flying
You may cast colorless spells and artifact spells as though they had flash.
Whenever you cast a spell, if the amount of mana spent to cast that spell is greater than Liberator's power, put a +1/+1 counter on Liberator.

If you would create a Clue, Food, or Treasure token, instead create one of each.

As this artifact enters, choose a card name.
Activated abilities of sources with the chosen name can't be activated unless they're mana abilities.

Whenever you cast a creature spell with mana value 4 or greater, you draw a card, gain 1 life, and put a +1/+1 counter on Helga.
: Add X mana of any one color, where X is Helga's power. Spend this mana only to cast creature spells with mana value 4 or greater or creature spells with in their mana costs.

Marvin has all activated abilities of creatures you control that don't have the same name as this creature.

Play with the top card of your library revealed.
As long as the top card of your library is black, this creature and other Vampire creatures you control get +2/+1 and have flying.

( can be paid with either or 2 life.)
Counter target spell with mana value 1.

: Add .
As this artifact enters, you may have it become a copy of any creature on the battlefield until end of turn, except it has haste.

Whenever you cast a white spell, create a 1/1 white Human Soldier creature token.
Whenever you cast a blue spell, scry 2.
Whenever you cast a red spell, Aragorn deals 3 damage to target opponent.
Whenever you cast a green spell, target creature gets +4/+4 until end of turn.

Whenever you cast a creature spell, draw a card.

At the beginning of your end step, put a +1/+1 counter on each creature you control. Untap those creatures.

This spell can't be countered.
Creature spells you control can't be countered.