How many characters did you use?
557

Include your code here, if you'd like to show it off!
::s::
a,b,x,y,g,l,n,o,i,j,h,c,d,m,q,u=16,32,99,80,3,-2,2,-3,64,64,false,8,8,0,circ,btn
::l::cls(1)q(a,b,3,11)q(x,y,3,11)line(a,b,x,y,11)
?"✽",c,d,10
if h then
?"❎",i,j,3
else
for k=-1,2 do
p=pget(i+k,j+k)
if(p==11)goto f
if(p==10)m+=1;c=rnd(120);d=rnd(112)+8
end
?"웃",i,j,9
q(i,j,1,rnd(15))
if(u(⬅️))i-=1
if(u(➡️))i+=1
if(u(⬆️))j-=1
if(u(⬇️))j+=1
end
a+=g
b+=l
x+=n
y+=o
if(a<0or a>127)g*=-1
if(b<0or b>127)l*=-1
if(x<0or x>127)n*=-1
if(y<0or y>127)o*=-1
if(u(❎))h=true else h=false
flip()
goto l
::f::
cls(8)
?m.."\n[z]",40,60,7
if(btnp(🅾️))goto s
flip()
goto f