Naser, Responsible Jokester

At the beginning of your upkeep, create a Bad Pun, a black enchantment token with "{1}, {t}, sacrifice this enchantment: each creature target opponent controls gets -1/-1 until end of turn."

{3}, {t}: Create a New Speech, a blue enchantment token with "{2}, {t}, sacrifice this enchantment or two Bad Puns: creatures you control get +1/+1 until end of turn."