Guide to getting them: -BASIC MODEL- -Get Circuitry -Get a source of electricity -Make a Ray Gun/Laser Machine shell -Put it all together -DAMAGE RAY- -Get a(n) -insert red thing here- -Make a basic model -Put it all together -AGE RAY- -Get either a Fossil or a Sprout -Get a(n) -insert orange thing here- -Make a basic model -Put it all together -ELECTRO-RAY- -Get a(n) -insert yellow thing here- -Make a basic model -Get a battery -Put it all together -SIZE RAY- -Get a(n) -insert green thing here- -Harvest some modified cancer -Make a basic model -Put it all together -ICE RAY- -Make a basic model, and freeze it -Retrieve a frozen basic model -Thaw it out (kind've) -Hope it works, if it doesn't well back to step 1 -Get a(n) -insert turquiose thing here- -Retrieve some Cyrogenic stuff -Put it all together -GRAVO-RAY- -Find the Undertale SECRET (No I'm not telling where it is) -Get a(n) -insert blue thing here- -Make a basic model -Put it all together -MONSTER-SHOT- -Find the transformation stone -Make a basic model -Get a(n) -insert purple thing here- -Find the mind-connection facility and retrieve some blueprints -Put it all together -HEAL RAY- -Find the healer's stone, the source of all healers' power -Make a basic model -Get a(n) -insert fuschia thing here- -Put it all together -HOPELESS RAY- -Find me in-game -Hope that I will tell you where the Vampire's stone is -Retrieve some of it's power -Find the Undertale SECRET -Put it all together -End for now-
All of the rays need the basic model. CREDIT TO ALL