ROUNDS

Isaac themed mod for friends

A massive suspended bridge map with realistic physics. Up to 10 players

Two huge Tetris-themed maps. Up to 10 players

Large maps, for a large company, As of June 15, 2026, there were about 1 LARGE map. The resolution of the maps is 2560x1440, which won't interfere with your 1920x1080 monitor or lower

Just a map or a few...

Adds one single card named "Iron will" that allows player to use a block through silence and stun

This adds some custom maps for ROUNDS, made by Mr. Waffle himself!

This mod adds 19 items from The Binding of Isaac

Rounds: The Gathering — deck building, card deletion, persistent shields, resistance cards, and a pick-phase stats overlay for ROUNDS.

Changes ROUNDS card draft into a 4-card pool with upgrade cards plus a 5th skip/reroll action card.

Allows players to click and delete a card from their top bar, consuming their turn during the draft phase.

Bless you! Converts your entire magazine into projectiles for an instant shotgun blast.

Mod that adds 20 cards

Universally fixes ROUNDS card choice freezes! Prevents the card draft screen from getting stuck empty when card categories, class systems, or deck blacklists from JJK or other mods exhaust the available card pool.

Adds 4 new cards to ROUNDS: Swift (speed boost), Landmines (traps on block), Shadow Walker (go invisible on block), and Wraparound (bullets wrap across screen edges).

A collection of completely overpowered and broken custom cards, including OBJECT 531, ION CANNON , the new PLASMA MELTER and more. make sure to look at the website for more information!

Save and load your local multiplayer games with up to 10 save slots.

Endless local multiplayer mode. The game never ends, scores keep counting up and cards keep accumulating.

A mod with some cards

Pick multiple cards from the same deck each round. Host-side setting.