start of turn: Replace up to 3 cards in opponent’s hand with Trap. Opponent's draw of normal card has 50% chance to be a Trap

bury your deck to conjure a deck of coins. Whenever you play a coin, create a locked untempered free copy of a random buried card.

delve a buried card. It permanently gains a random keyword. Shuffle it back into your deck, then bury a card. grounded.