Nice Games Jam: "Time Traveler Estate Sale"

Prompt

"Come up with a game where the winner is the player who gets (or gets closest to) a certain amount of points, but that amount changes from round to round. Hard mode variant: the players don’t always know what the amount is."

Game type

Tabletop game

Player count

2-8

Materials

Set of item cards from various years

10 chips for each player

Set of years/events

Timer

Setup

Place 8 item cards on the table easily accessible for all players.
Pick a random year/event.
Set timer for 1 minute.

Rules

Start the timer to start the round
While the timer runs, players place chips on items to bid on them
When the timer runs out, the player with the most chips on an item gets that item. In a tie, no one gets an item and it gets added to the pool during the next round
Items that are earned get their times revealed, player closest to the chosen year/event wins
Play repeats for three rounds, player with the most round wins wins the game