Replica Arena

In this game, you play as a young gladiator stick-figure who dies an untimely death. Luckily, the town's mad scientist doctor is able to clone you with his experimental cloning machine. As he clones you, the armor you were wearing fuses to your skin, making you stronger. As you repeatedly collect armor in the arena, die, and have the armor fuse to your clone, You slowly become the greatest gladiator of all time!

A and D to move left and right
W or Space to jump
Arrow keys to attack
T to enter the arena

Replica Arena was made in a weekend for Code Jam 1. The theme was "Replica." This is why it's so janky. There is no other reason. Why would think there was any other reason?