Attach Gold Berry to 1 of your Pokemon that doesn't have a Pokemon Tool attached to it. At any time between turns, if there are at least 4 damage counters on the Pokemon Gold Berry is attached to, you may remove 4 of them and discard Gold Berry. At the start of each turn, if there are at least 4 damage counters on the Pokemon Gold Berry is attached to, remove 4 of them and discard Gold Berry.