Competitive > Tools

Draw probabilities for your next game.

Hypergeometric calculator

Find the odds of drawing the cards you need from a shuffled Riftbound deck.

Cards in the deck or library you draw from.

Cards you draw, such as an opening hand.

Cards in the deck that count as a success.

Successful cards you want to draw.

Drawing 7 cards from 39, with 9 cards that count as a success.

Exactly 1
34.74%
Fewer than 1
13.24%
At most 1
47.98%
More than 1
52.02%
At least 1
86.76%
Possible successful drawsGold marks your target
0Number of successes7

Draws are without replacement: each drawn card leaves the deck. A “success” is any card you count toward your goal, such as a unit or a card with a specific cost. This calculation describes a single draw sequence; it does not include mulligans or card-selection effects.