Riftbound [Playing the Game] Rules Proficiency Test - Dec Week 3

A spell has just been played, creating a Chain. No Showdown is in progress. According to the rules, what is the current state of the turn?

During a Showdown, a player has the permission to take appropriately timed Discretionary Actions. What game concept grants them this permission?

According to the rules, at which two specific points in the turn sequence does every player's Rune Pool empty?

A spell's text reads: "You may play a unit from your hand, ignoring its costs." Why is the unit card in your hand NOT considered a target of this spell?

Which key punctuation mark or phrase is typically used to identify an Activated Ability, a Triggered Ability, and a Replacement Effect, respectively?

When playing cards or activating abilities, some items on the Chain resolve immediately upon being Finalized and do not wait for players to pass priority. Which types of effects behave this way?

If multiple players control abilities that trigger at the exact same time, how is the order in which they are placed on the Chain determined?

A player controls a permanent with the replacement effect: "If a friendly unit would die, kill this instead." They then play a card that requires them to "kill a friendly unit" as an additional cost. What is the outcome?

A "Special Cleanup" is invoked. During this cleanup, an event occurs that qualifies for another cleanup. What happens next?

A Showdown begins after a player moves a unit to an uncontrolled Battlefield, causing it to become Contested. Which player gains Focus at the start of this Showdown?