Can I create a good game on Javascript and HTML5?

Answer 1

Yes there are many good libraries such as Phaser.js, p5.js which you can use to create games..The HTML canvas tag may be helpful to you.
Some Tutorials :-

★ W3Schools Game Tutorial
https://www.google.co.in/url?sa=t&source=web&rct=j&url=https://www.w3schools.com/graphics/game_canvas.asp&ved=0ahUKEwi-y7uYxLjWAhXBN48KHTf9AgkQFggmMAA&usg=AFQjCNFqzU600Cs32pxWyq7HEJ1YhYnUjA

★ MDN - Game Development
https://www.google.co.in/url?sa=t&source=web&rct=j&url=https://developer.mozilla.org/en/docs/Games&ved=0ahUKEwiL_YaxxLjWAhUbSI8KHXVRBkEQFggnMAA&usg=AFQjCNG150Mrez0NqxE2RXUnQffKae1XOg

★ The Coding Train – YouTube

Answer 2

yes, see Burey's game below.
https://code.sololearn.com/WB2rny04ROP3/?ref=app

Answer 3

Sure you can,even multiplayer with node js.

Answer 4

si puedes crear un juego censillo con html5 y javascrip

Answer 5

Thanks all you