{T}: Add {C}. {T}: Roll the planar die. Activate only as a sorcery.

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

{T}: Add {C}. {4}, {T}: Investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.")

{T}: Add {C}. {1}, {T}: Add one mana of any color.

Equipped creature gets +1/+0. Whenever equipped creature deals combat damage to a player, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.") Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

Star Compass enters the battlefield tapped. {T}: Add one mana of any color that a basic land you control could produce.

{T}: Add {C}. {7}, {T}, Sacrifice Unstable Obelisk: Destroy target permanent.

{2}, {T}, Sacrifice Wayfarer's Bauble: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Flying (This creature can't be blocked except by creatures with flying or reach.) When Aspiring Aeronaut enters the battlefield, create a 1/1 colorless Thopter artifact creature token with flying.

When Aviation Pioneer enters the battlefield, create a 1/1 colorless Thopter artifact creature token with flying.

When Beetleback Chief enters the battlefield, create two 1/1 red Goblin creature tokens.

When Emrakul's Hatcher enters the battlefield, create three 0/1 colorless Eldrazi Spawn creature tokens. They have "Sacrifice this creature: Add {C}."

When Enlightened Maniac enters the battlefield, create a 3/2 colorless Eldrazi Horror creature token.

Flying When Experimental Aviator enters the battlefield, create two 1/1 colorless Thopter artifact creature tokens with flying.

When Ghirapur Gearcrafter enters the battlefield, create a 1/1 colorless Thopter artifact creature token with flying. (A creature with flying can't be blocked except by creatures with flying or reach.)

Haste Lieutenant — At the beginning of combat on your turn, if you control your commander, create a 1/1 colorless Thopter artifact creature token with flying. That token gains haste until end of turn.

When Myr Battlesphere enters the battlefield, create four 1/1 colorless Myr artifact creature tokens. Whenever Myr Battlesphere attacks, you may tap X untapped Myr you control. If you do, Myr Battlesphere gets +X/+0 until end of turn and deals X damage to the player or planeswalker it's attacking.

When Pia and Kiran Nalaar enters the battlefield, create two 1/1 colorless Thopter artifact creature tokens with flying. {2}{R}, Sacrifice an artifact: Pia and Kiran Nalaar deals 2 damage to any target.

When Pia Nalaar enters the battlefield, create a 1/1 colorless Thopter artifact creature token with flying. {1}{R}: Target artifact creature gets +1/+0 until end of turn. {1}, Sacrifice an artifact: Target creature can't block this turn.

When Precursor Golem enters the battlefield, create two 3/3 colorless Golem artifact creature tokens. Whenever a player casts an instant or sorcery spell that targets only a single Golem, that player copies that spell for each other Golem that spell could target. Each copy targets a different one of those Golems.

When Prosperous Pirates enters the battlefield, create two Treasure tokens. (They're artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")

Flying Whenever an artifact creature you control deals combat damage to a player, you may create a 1/1 blue Thopter artifact creature token with flying.

When Thopter Engineer enters the battlefield, create a 1/1 colorless Thopter artifact creature token with flying. Artifact creatures you control have haste. (They can attack and {T} as soon as they come under your control.)

Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.) Whenever Tilonalli's Summoner attacks, you may pay {X}{R}. If you do, create X 1/1 red Elemental creature tokens that are tapped and attacking. At the beginning of the next end step, exile those tokens unless you have the city's blessing.

Skulk (This creature can't be blocked by creatures with greater power.) Whenever Wharf Infiltrator deals combat damage to a player, you may draw a card. If you do, discard a card. Whenever you discard a creature card, you may pay {2}. If you do, create a 3/2 colorless Eldrazi Horror creature token.

When Whirler Rogue enters the battlefield, create two 1/1 colorless Thopter artifact creature tokens with flying. Tap two untapped artifacts you control: Target creature can't be blocked this turn.

When Dance of Many enters the battlefield, create a token that's a copy of target nontoken creature. When Dance of Many leaves the battlefield, exile the token. When the token leaves the battlefield, sacrifice Dance of Many. At the beginning of your upkeep, sacrifice Dance of Many unless you pay {U}{U}.

Enchant creature Enchanted creature has base power and toughness 0/4, has defender, loses all other abilities, and is a blue Wall in addition to its other colors and types.

As Outpost Siege enters the battlefield, choose Khans or Dragons. • Khans — At the beginning of your upkeep, exile the top card of your library. Until end of turn, you may play that card. • Dragons — Whenever a creature you control leaves the battlefield, Outpost Siege deals 1 damage to any target.

At the beginning of your upkeep, if you control an artifact, create a 1/1 colorless Thopter artifact creature token with flying. Whenever one or more artifact creatures you control deal combat damage to a player, draw a card.

Return all attacking creatures to their owner's hand.

Counter target spell. Its controller may draw up to two cards at the beginning of the next turn's upkeep. You draw a card at the beginning of the next turn's upkeep.

Counter target spell. Investigate three times. (To investigate, create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.")

Return target creature to its owner's hand. Create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Counter target spell with mana value 4 or greater.

Counter target spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.

Counter target creature spell. You create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Magmaquake deals X damage to each creature without flying and each planeswalker.

Counter target noncreature spell.

Destroy target creature. It can't be regenerated. That creature's controller creates a 3/3 green Frog Lizard creature token.

Exile target creature. Its controller manifests the top card of their library. (That player puts the top card of their library onto the battlefield face down as a 2/2 creature. If it's a creature card, it can be turned face up any time for its mana cost.)

Counter target spell. Create X Treasure tokens, where X is that spell's mana value. (They're artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")

Starstorm deals X damage to each creature. Cycling {3} ({3}, Discard this card: Draw a card.)

Target player draws X cards.

Return target creature to its owner's hand. You create a token that's a copy of that creature.

Destroy X target artifacts.

Chain Reaction deals X damage to each creature, where X is the number of creatures on the battlefield.

Draw two cards. Then discard a card unless you attacked this turn.

Target player draws three cards. Then that player discards two cards unless they discard a land card.

Draw three cards.

Scry 4, then draw two cards.

({T}: Add {U}.)

({T}: Add {R}.)

As an additional cost to cast this spell, discard a card. Draw two cards and create two Treasure tokens. (They're artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")

Draw two cards. Create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Destroy X target artifacts. Create X 2/2 red Gremlin creature tokens.

Choose one or both — • Create a token that's a copy of target artifact. • Create a token that's a copy of target creature, except it's an artifact in addition to its other types.