Minha resolução do Creeper e como bônus fiz também o porquinho.
<canvas width = "1000" height = "800" ></canvas>
<script>
var tela = document.querySelector("canvas");
var pincel = tela.getContext("2d");
//background
pincel.fillStyle = "darkgreen";
pincel.fillRect(0, 0, 350, 300);
//Eyes
pincel.fillStyle = 'black';
pincel.fillRect(45, 40, 90, 90);
pincel.fillRect(205, 40, 90, 90);
//Nose
pincel.fillRect(135, 130, 70, 100);
//Mouth
pincel.fillRect(95, 190, 40, 110);
pincel.fillRect(200, 190, 40, 110);
//LITTLE PIG
//HEAD
pincel.fillStyle = '#ef9a9a';
pincel.fillRect(400, 0, 350, 300);
//Eyes (white part)
pincel.fillStyle = 'white';
pincel.fillRect(450, 110, 50, 50);
pincel.fillRect(650, 110, 50, 50);
//Eyes (black part)
pincel.fillStyle = 'black';
pincel.fillRect(400, 110, 50, 50);
pincel.fillRect(700, 110, 50, 50);
//Forehead
pincel.fillStyle = '#e57373';
pincel.fillRect(450, 0, 50, 80);
//PIG NOSE
pincel.fillStyle = '#ffcdd2' ;
pincel.fillRect(500, 160, 150, 100);
pincel.fillStyle = '#a2494f';
pincel.fillRect(500, 190, 40, 40);
pincel.fillRect(610, 190, 40, 40);
</script>