Twilight's Fall – a separate game. Twilight Imperium's expansions, mods and rules topics are not part of it.

Reveal Prototype

At the start of a combat: Spend 4 resources to research a unit upgrade technology of the same type as 1 of your units that is participating in this combat.
Action card

At the start of a combat:

Spend 4 resources to research a unit upgrade technology of the same type as 1 of your units that is participating in this combat.

1in the deck
–chance to draw
Nocomponent action

Source: Prophecy of Kings

ClarificationsSelect rulings confidence level

Select rulings confidence level

tirules.com
  • A player must still meet the prerequisites for the technology they research.
  • A player cannot play Reveal Prototype if they have less than four resources available.
  • A player cannot play Reveal Prototype if they already own the unit upgrade technology for each unit they have in the combat.

Interactions

tirules.com

Sabotage / Instinct Training / Watcher

  • Other players must decide whether to cancel Reveal Prototype, before the player playing it announces which technology they are researching.