Tales from the Yawning Portal

At the beginning of each player's upkeep
they roll d20 to —
1 | End the turn.
2-6 | | Investigate.
7-11 | Create a Treasure token.
12-15 | Draw a card.
16-19 | Create a red 1/1 Goblin token.
20 | Take an extra turn after this one.
"What will come next for our adventurers?"