Blob Hero is a free online arcade survival game where you control a blob hero fighting through endless waves of monsters and enemies. Each run starts fresh, letting you pick and combine skills to build a unique fighter capable of handling increasingly brutal enemy swarms.

The gameplay loop is simple but addictive: survive as long as possible while choosing upgrades that stack into powerful combinations. Some skills boost your attack speed, others create area damage or defensive buffs. The real fun comes from experimenting with different skill builds each run. No two games play exactly the same, since random upgrade drops force you to adapt your strategy on the fly. The monster waves get faster and denser over time, so passive income and smart skill stacking matter more than just mashing buttons.

Blob Hero is perfect for fans of roguelite survival games, auto-shooter mechanics, and endless arcade challenges. If you enjoy games like Vampire Survivors or similar monster wave survival titles, this one delivers that same one-more-run feeling in a lightweight browser format. Search terms like free blob survival game, endless monster wave arcade, browser roguelite no download, and online blob hero game all lead here for good reason. No install required, no paywall blocking progress - just pick your skills, hold the line, and see how far your blob can go.