Catalyst Mod Official Teaser

The Catalyst Mod is a Calamity Mod add-on which takes place in an alternate universe that adds new items, enemies, and a superboss in the form of Astrageldon. The mod is in development and intends on adding more superbosses and biomes in the future! Our Discord: The Catalyst logo was made by Hat in a River and PokerFace. Clouds by PokerFace Social Links~ My Discord: My Twitter: My Twitch: My Patreon: