As an additional cost to play Knick Knack Bric-a-brac, you may destroy any number of Copper, Silver, and/or Gold you control.
Search your deck for a card with Amulet, Potion, or Talisman in its name, put it into the arena, then shuffle.
For each 4 Copper, 2 Silver, and/or 1 Gold destroyed this way, repeat this process.
Near Mint 1st Edition Normal - $1.10
Lightly Played 1st Edition Normal - $1.00
Moderately Played 1st Edition Normal - $0.90
Heavily Played 1st Edition Normal - $0.80
Damaged 1st Edition Normal - $0.70