1. Copy both sprites into your project. 2. Edit the costumes in the credits text sprite except for black. Please replace everything with () and delete text with a "?" if it's not necessary. Remove excess (Optional) lines. Any section with (Optional) can be removed if you have nothing to add. Make sure to center the text as well. 3 (Optional). Add or remove any of the costumes if you like and change the value in the repeat block that creates the clones if you do. 4 (Optional). Change the three variables in the black sprite if you like. 5 (Optional). Replace the soundtrack in the black sprite.
Just a simple credits template. Some examples for step 3: 1. The Remix of section has an (Optional) but is not a remix. Remove that entire section. 2. You want to keep the Half-Life soundtrack in the sprite. Remove the question mark in "Half-Life Soundtrack?" in the audio costume. 3. You gave credit to everybody for the images you used, but there are still lines saying (Optional). Remove those. 4. You added something long in the Inspiration section, and now it's not centered with the rest of the text. Re-center all the text in the costume and move the text box to the center of the costume.
