The Deck Draw Simulator is a free, lightweight, browser-based tool to test your decks by drawing random hands. You can run and export any number of simulations on the same deck. While the examples shown use OverPower cards, it can be used for any type of collectible card game.
Click “Process Deck.” Each draw will be shuffled, sorted, and duplicates highlighted in red.
Save or copy results using the buttons below.
Build and Test Your Deck
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Disclaimers
No affiliation or endorsement by Lazarus Rising Games, carde.io, or any other entities.
Code is (c) Flat Mountain Publishing and may not be redistributed without approval.
Release Notes
2025-10-12 - Output updated to include a count of exact duplicates and highlight exact duplicates in the output