Mass Production
The Brothers' War — Uncommon
Sorcery
Sets Mass Production has been printed in:

The Brothers' War — Uncommon
Sorcery
Sets Mass Production has been printed in:

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Choose one —
• Create two 1/1 colorless Soldier artifact creature tokens.
• Creatures you control get +2/+0 until end of turn.
Legendary Creature — Human Soldier (3/4)
During your turn, your opponents can't cast spells or activate abilities of artifacts, creatures, or enchantments.
Whenever Myrel, Shield of Argive attacks, create X 1/1 colorless Soldier artifact creature tokens, where X is the number of Soldiers you control.
Legendary Planeswalker — Urza
You may activate the loyalty abilities of Urza, Planeswalker twice each turn rather than only once.
+2: Artifact, instant, and sorcery spells you cast this turn cost less to cast. You gain 2 life.
+1: Draw two cards, then discard a card.
0: Create two 1/1 colorless Soldier artifact creature tokens.
-3: Exile target nonland permanent.
-10: Artifacts and planeswalkers you control gain indestructible until end of turn. Destroy all nonland permanents.
Artifact
When a spell or ability an opponent controls causes you to discard Metrognome, create four 1/1 colorless Gnome artifact creature tokens.
, : Create a 1/1 colorless Gnome artifact creature token.
Artifact Creature — Myr Construct (4/7)
When Myr Battlesphere enters, 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.
Enchantment
When a creature you control dies, sacrifice Promise of Bunrei. If you do, create four 1/1 colorless Spirit creature tokens.
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