Soccer Heroes is arcade football rather than a simulation: short matches, exaggerated physics, and players with special abilities that make shots and tackles more dramatic than realistic.
That framing suits browser football well — it's immediately playable without the learning curve a simulation demands.
No — it's arcade football with exaggerated physics and special abilities, built to be playable immediately.
Yes — abilities charge during play and make shots considerably harder to stop.
Yes — it runs in the browser with nothing to install.