Miru said:Drawmethod scale (x and y) is the way to do so.
http://www.chronocrash.com/apps/wiki/obor/index.php?title=Drawmethod
anim idle
loop 1
offset 90 144
delay 11
bbox 80 59 24 85
drawmethod scale 5.0 5.0
frame data/chars/hong/i1.png
frame data/chars/hong/i2.png
frame data/chars/hong/i3.png
frame data/chars/hong/i4.png
frame data/chars/hong/i5.png
frame data/chars/hong/i6.png