Mages' Contest [Invasion] WTR118-M What's a Collector Booster

What's a Collector Booster

if it was face-up at the start of the Damage Step: You can draw 1 card

Set: Platinum: Base Set Type: Metal Rarity: Holo Rare Retreat cost: Colorless

Set: Sword & Shield: Darkness Ablaze Type: Grass Rarity: Secret Rare Retreat cost: Colorless

gain 1000 Life Points

Mages' Contest [Invasion] WTR118-M What's a Collector BoosterSet: Invasion Type: Instant Rarity: Rare Cost: {1}{R}{R} You and target spell's controller bid life. You start the bidding with a bid of 1. In turn order, each player may top the high bid. The bidding ends if the high bid stands. The high bidder loses life equal to the high bid. If you win the bidding, counter that spell.