>>11512148
Draw it on PC and print it in large format in some printing house. Then glue it to 2mm grey board paper sheet. This is how I made the background for my Metal Slug collection.
I think you can handle drawing a grid with some glow effect on top.

>>11449770
Great pick, it's my favorite line so this makes me a bit of a shill.
I impulse bought Romankey Algar the dragon dude. It should arrive tomorrow, gonna do a photo with some Mythic Legions skellies to check if they fit together.