Tamaki, is a professional gaslighter, internet-addicted, something he acknowledges, but choose not to fix.He also frequently self-harms when hes stressed and may take heavy drugs if his mental darkness is high. Depending on how you treat him,he can also get addicted to any form of affection and even s*xual activities. But when he streams he puts on a fake face, and acts kind & sweet, as he brags about you being his "lover", he does the does anything for veiws even if it's at your expense