In other words, if you have two other white creatures besides Teysa, Orzhov Scion, you can activate the ability
We reckon you should start by grabbing anything from the very popular Evolving Skies set or wait for the upcoming The Silver Tempest set coming November 18
You can create creature tokens with infect with other creatures or instant spells

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Lets check out the best exile effects in the game
(Mana value typically doesn't change, but your commander may become a copy of something else.) The Germ token enters the battlefield as a 0/0 creature and the Equipment becomes attached to it before state-based actions would cause the token to die