The first time you get a stamp card (to stamp off your attendence), the second time you get a coin, and the third time you obtain the Hawlucha promo
Here's what happens when Magus of the Chains replaces a player's draw: If that player has at least one card in their hand, they discard a card and then draw a card
Instead, we rely on Druddigons Rough Skin Ability to put off the opponent from attacking, as it deals 20 damage to any opposing Pokemon that attacks it
Beyond that baseline, collectors will also encounter Box Topper, Jumbo L, Jumbo XL, and CoroCoro XXL formats each requiring its own specific protection
To determine how many additional +1/+1 counters a creature enters the battlefield with, use Arwen, Weaver of Hope's toughness as that creature is entering the battlefield