At the beginning of your end step, if you cast an instant or sorcery spell this turn while you had two or more instant and/or sorcery cards in your graveyard, collect your reward.
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WANTED!
Before the game, shuffle at least 6 unique bounty cards into a face-down pile.
As the starting player's third turn begins, reveal the top bounty card.
Claim the revealed bounty during your turn and collect your reward!
As each turn begins, if no bounty is being offered, reveal the next one. If the pile is empty, shuffle all claimed bounties to restock.
If the bounty went unclaimed last turn, increase its reward to the next level.
Rewards
1 Create a treasure token.
2 Create two treasure tokens.
3 Create two treasure tokens or draw a card.
4 (max) Create two treasure tokens and draw a card.