Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) Bottle-Cap Blast deals 5 damage to any target. If excess damage was dealt to a permanent this way, create that many tapped Treasure tokens. (They're artifacts with "{T}, Sacrifice this token: Add one mana of any color.")

The owner of target permanent shuffles it into their library, then reveals the top card of their library. If it's a permanent card, they put it onto the battlefield.

Eelectrocute deals 2 damage to any target. You may cast this card from your graveyard as long as you've rolled a 6 this turn. If you cast it this way and it would be put into your graveyard, exile it instead.

Destroy target artifact or enchantment. Assemble a Contraption. (Put the top card of your Contraption deck face up onto one of your sprockets.)

Galvanic Blast deals 2 damage to any target. Metalcraft — Galvanic Blast deals 4 damage instead if you control three or more artifacts.

As an additional cost to cast this spell, sacrifice a land. Search your library for up to two basic land cards, put them onto the battlefield, then shuffle.

Choose one — • Destroy target artifact. • Destroy target enchantment. • Exile target card from a graveyard.

Roll a six-sided die. Assemble a number of Contraptions equal to the result. (To assemble a Contraption, put the top card of your Contraption deck face up onto one of your sprockets.)

{T}: Add one mana of any color in your commander's color identity.

At the beginning of each player's first main phase, if this artifact is untapped, that player adds {C} for each artifact they control.

{4}, {T}: Move the CRANK! counter to your Contraption deck's next sprocket and crank any number of that sprocket's Contraptions.

Tap two untapped artifacts you control: Untap target artifact.

{2}, Sacrifice this artifact: It deals damage to any target equal to the number of Contraptions you control.

{1}, {T}: Add {R}{G}.

Nonartifact spells you cast have improvise. (Your artifacts can help cast those spells. Each artifact you tap after you're done activating mana abilities pays for {1}.)

If you would roll a die, instead roll two of those dice and ignore one of those results.

{T}: Roll a six-sided die. On a 3 or lower, target player adds {C}. Otherwise, that player adds one mana of any color they choose.

{T}: Add {C}{C}.

{T}: Add {C}. {T}: Add {R} or {G}. This artifact deals 1 damage to you.

{T}: Add one mana of any color in your commander's color identity.

Indestructible {T}: Add {C}.

{T}, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle. {T}, Sacrifice this land: Target creature with power 2 or less can't be blocked this turn.

{T}, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

{T}: Add one mana of any color that a land an opponent controls could produce.

({T}: Add {G}.)

As this land enters, you may reveal a Mountain or Forest card from your hand. If you don't, this land enters tapped. {T}: Add {R} or {G}.

At the beginning of the end step, if you control no artifacts, sacrifice this land. {T}: Add one mana of any color.

{T}: Add {R}.

({T}: Add {R}.)

This land enters tapped. {T}: Add {C}. {2}, {T}, Sacrifice this land: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.

This land enters tapped unless you control two or more other lands. {T}: Add {R} or {G}.

This land enters tapped unless you control a Mountain or a Forest. {T}: Add {R} or {G}.

{T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a spell that shares a watermark with this land.

This land enters tapped. Indestructible {T}: Add {R} or {G}.

{T}: Add {C}. {T}, Pay 1 life: Add one mana of any color. Activate only if you control an artifact.

{T}, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

{T}: Add {C}. {X}{X}, {T}, Sacrifice this land: Create X Treasure tokens.

{T}: Add {G}.

{T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to pay Un-costs.

{2}{G}: Until end of turn, target noncreature artifact you control becomes a 4/4 artifact creature.

Whenever you roll a 1 or 2, put that many +1/+1 counters on this creature. {2}{G}: Roll a six-sided die.

When this creature enters, roll five six-sided dice and store those results on it. At the beginning of combat on your turn, you may reroll any number of this creature's stored results. This creature gets +X/+X, where X is the greatest number of stored results on it of the same value.

Noncreature, non-Equipment artifacts you control are Equipment in addition to their other types and have "Equipped creature gets +1/+0" and equip {1}. Doctor's companion (You can have two commanders if the other is the Doctor.)

{T}: Add {G}.

Prototype {3}{R} — 2/2 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.) Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.)

When this creature enters, open an Attraction. Whenever you roll a 6, you may copy the spell, ability, or Attraction visit that caused you to roll that die. You may choose new targets for the copy.

{3}{G}: Roll a six-sided die. This creature gets +X/+X until end of turn, where X is the result. Whenever you roll a 5 or higher on a die, this creature gains trample until end of turn.

As this creature enters, roll a six-sided die. This creature enters with a number of +1/+1 counters on it equal to the result. Whenever you roll a die, remove all +1/+1 counters from this creature, then put a number of +1/+1 counters on it equal to the result.

When this creature enters, it assembles a Contraption. (Put the top card of your Contraption deck face up onto one of your sprockets.)

{T}: Add {G}.

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.)

When Ol' Buzzbark enters, roll X six-sided dice onto the battlefield from a height of at least X inches. For each die, put a number of +1/+1 counters equal to the result on each creature you control that die is touching. For each die, Ol' Buzzbark deals damage equal to the result to each creature an opponent controls that die is touching.

Reach When this creature enters, open an Attraction. (Put the top card of your Attraction deck onto the battlefield.)

When this creature enters, open an Attraction. (Put the top card of your Attraction deck onto the battlefield.)

Affinity for artifacts Artifact landcycling {2} ({2}, Discard this card: Search your library for an artifact land card, reveal it, put it into your hand, then shuffle.)

When this creature enters, open an Attraction. (Put the top card of your Attraction deck onto the battlefield.) Whenever this creature attacks, create a 1/1 green Squirrel creature token that's tapped and attacking for each Attraction you've visited this turn.

Other Riggers you control get +1/+0 and have haste. If a Rigger you control would assemble a Contraption, it assembles two Contraptions instead.

When this creature enters, it assembles a Contraption for each Contraption you control. (To assemble a Contraption, put the top card of your Contraption deck face up onto one of your sprockets.)

Whenever another Goblin you control enters, you may pay {1}. If you do, this creature assembles a Contraption. (Put the top card of your Contraption deck face up onto one of your sprockets.)

{6}, {T}: This creature assembles a Contraption. (Put the top card of your Contraption deck face up onto one of your sprockets.)

Tap two untapped artifacts and/or creatures you control: This creature deals 1 damage to each opponent. Activate only as a sorcery.

The Space Family Goblinson has trample as long as you've rolled three or more dice this turn. Whenever you roll a die, put a +1/+1 counter on The Space Family Goblinson.

When this creature enters, create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this token: You gain 3 life.") {2}{G}: Until end of turn, target noncreature artifact you control becomes a 4/4 artifact creature. {2}, {T}, Sacrifice this creature: You gain 3 life.

Enrage — Whenever Vrondiss is dealt damage, you may create a 5/4 red and green Dragon Spirit creature token with "When this token deals damage, sacrifice it." Whenever you roll one or more dice, you may have Vrondiss deal 1 damage to itself.

Reach Whenever you roll a 4 or higher on a die, put a +1/+1 counter on this creature. {6}: Roll a six-sided die.

When this creature enters, it assembles a Contraption. (Put the top card of your Contraption deck face up onto one of your sprockets.)

Hexproof Whenever you roll a die, put a number of luck counters on this enchantment equal to the result. Then if there are 100 or more luck counters on this enchantment, you win the game. (Count both rolls if you reroll a die.)

(Gain the next level as a sorcery to add its ability.) If you would roll one or more dice, instead roll that many dice plus one and ignore the lowest roll. {1}{R}: Level 2 Whenever you roll one or more dice, target creature you control gets +2/+0 and gains menace until end of turn. {2}{R}: Level 3 Creatures you control have haste.

Whenever you roll a 4 or higher on a die, create a 1/1 green Squirrel creature token.

Tap two untapped artifacts you control: This enchantment deals 1 damage to any target.

This spell costs {1} less to cast for each creature on the battlefield. Blasphemous Act deals 13 damage to each creature.

Search your library for a basic land card, put it onto the battlefield tapped, then shuffle. Open an Attraction. (Put the top card of your Attraction deck onto the battlefield.)

Destroy target artifact, target creature, target enchantment, and target land. (You can't cast this spell unless you have legal choices for all its targets.)

Search your library for a Plains, Island, Swamp, or Mountain card, put it onto the battlefield tapped, then shuffle.

Choose one — • Destroy target artifact. • Destroy target enchantment. • Destroy target artifact and target enchantment.

Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle. If you sang a song the whole time you were searching and shuffling, you may untap that land.

Improvise (Each artifact you tap after you're done activating mana abilities pays for {1}.) Reveal the top X cards of your library. You may put any number of artifact cards with mana value X or less from among them onto the battlefield. Then put all cards revealed this way that weren't put onto the battlefield into your graveyard.

Search your library for a basic land card and reveal it. If there's a tree in its art, put it onto the battlefield tapped. Otherwise, put it into your hand. Then shuffle.

Destroy target artifact you don't control. Overload {4}{R} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")