first, is your base smol-lyric a boy or a girl? only girl/girlherm lyric gets tits; boy/maleherm lyric remains flat
thicc the easiest to do, just feed them over 200 pieces of electrum and keep that maintained with regular treats
for draco!lyric, finish Dracia with the crystalized blood in your key items, create the tf and go to the venom wasp lady in the hive, lyric in inventory. note, you will be dommed once due to draconic hormones but you can tell them to never do that again if you want them to remain sub