Search your library for up to four land cards with different names and reveal them. An opponent chooses two of those cards. Put the chosen cards into your graveyard and the rest onto the battlefield tapped, then shuffle.

Creatures you control have haste.
Creatures your opponents control enter tapped.

If a creature would deal combat damage to this creature, prevent that damage and put a +1/+1 counter on this creature.

This creature has haste as long as you control another Goblin.
, Sacrifice another Goblin: Add .

Until end of turn, if a player taps a nonbasic land for mana, it produces colorless mana instead of any other type.

This land enters tapped.
When this land enters, return a land you control to its owner's hand.
: Add .

When Brass's Tunnel-Grinder enters, discard any number of cards, then draw that many cards plus one.
At the beginning of your end step, if you descended this turn, put a bore counter on Brass's Tunnel-Grinder. Then if there are three or more bore counters on it, remove those counters and transform it. (You descended if a permanent card was put into your graveyard from anywhere.)

( represents colorless mana.)
At the beginning of combat on your turn, reveal the top card of your library. If a creature card is revealed this way, you may have creatures you control other than this creature become copies of that card until end of turn. You may put that card on the bottom of your library.

Double strike
Whenever a Goblin or Orc you control deals combat damage to a player, exile the top card of your library. You may play that card this turn.

(You may cast a legendary sorcery only if you control a legendary creature or planeswalker.)
Target player takes an extra turn after this one. Return up to one target nonland permanent to its owner's hand. Exile Karn's Temporal Sundering.

At the beginning of your upkeep, destroy all artifacts and enchantments. They can't be regenerated.

This land enters with a charge counter on it.
: Add .
, : Put X charge counters on this land.
, , Sacrifice this land: Destroy each nonland permanent with mana value equal to the number of charge counters on this land.

At the beginning of your first main phase, choose one that hasn't been chosen and you lose 2 life —
• Draw a card.
• Put a +1/+1 counter on Zuko.
• Add .
• Exile Zuko, then return him to the battlefield under an opponent's control.

Players can't search libraries.

: Add .
, : Look at the top card of your library. If that card is snow, you may reveal it and put it into your hand. ( can be paid with one mana from a snow source.)

Equipped creature gets +1/+1 and has haste.
At the beginning of each combat, untap equipped creature.
Equipped creature has first strike as long as it's blocking or blocked by a Goblin or Orc.
Equip

Menace, ward
If a creature you control dealing combat damage to a player causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.

: Add .
, Sacrifice a creature: You gain 1 life.

Whenever a player casts an artifact, instant, or sorcery spell, you create a Mutagen token. (It's an artifact with ", , Sacrifice this token: Put a +1/+1 counter on target creature. Activate only as a sorcery.")

Creatures you control have haste.
Creatures your opponents control enter tapped.