Your opponents can't gain life.
−2: Create a 1/1 red Devil creature token with "When this token dies, it deals 1 damage to any target."

: Add .
: Put an hour counter on this artifact.
At the beginning of each upkeep, put an hour counter on this artifact.
When the twelfth hour counter is put on this artifact, shuffle your hand and graveyard into your library, then draw seven cards. Exile this artifact.

Counter target spell. Choose 1, 2, or 3 at random. Its controller mills that many cards, then exiles cards from the top of their library until they exile a nonland card with a different name than that spell. They may cast that card without paying its mana cost. Then they put the exiled cards on the bottom of their library in a random order.

Enchant enchantment
At the beginning of the upkeep of enchanted enchantment's controller, this Aura deals 1 damage to that player.

You may activate abilities of creatures you control as though those creatures had haste.
: Add two mana of any one color. Spend this mana only to activate abilities of creature sources.

(: Add or .)
This land enters tapped.
When this land enters, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

Artifacts, creatures, and lands your opponents control enter tapped.

Trample
At the beginning of each combat, other Goblins and Orcs you control get +2/+2 until end of turn. Creatures your opponents control get -1/-1 until end of turn.

Whenever you cast a Dog spell, create a 1/1 green Cat creature token.
Whenever you cast a Cat spell, create a 1/1 white Dog creature token.
, : Rin and Seri deals damage to any target equal to the number of Dogs you control. You gain life equal to the number of Cats you control.

Create a 1/1 green Squirrel creature token.
Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

(: Add .)

When this creature enters, search your library for a creature card with power 2 or less, reveal it, put it into your hand, then shuffle.

Flying
Whenever Brago deals combat damage to a player, exile any number of target nonland permanents you control, then return those cards to the battlefield under their owner's control.

Flying
When Niv-Mizzet enters, reveal the top ten cards of your library. For each color pair, choose a card that's exactly those colors from among them. Put the chosen cards into your hand and the rest on the bottom of your library in a random order.

: Add .
, : Add , , or .

Trample
Whenever this creature deals damage to an opponent, you draw a card and that opponent discards a card.

, Discard a card: Return this card from your graveyard to your hand. Activate only during your upkeep.
Cycling (, Discard this card: Draw a card.)

Kicker and/or (You may pay an additional and/or as you cast this spell.)
When this creature enters, if it was kicked with its kicker, it deals 2 damage to any target.
When this creature enters, if it was kicked with its kicker, destroy target artifact.

Put target creature card from a graveyard onto the battlefield under your control. You lose life equal to that card's mana value.

Trample
Whenever this creature is dealt damage, sacrifice that many permanents.