(The copy becomes a token.) A resolving copy of a permanent spell becomes a token, so the token isn't "created." Effects that care about a token being created won't interact with a token that enters the battlefield from Tawnos, the Toymaker's ability
Gaining two more life and keeping the creature is fine
Giving your opponent a card to make them attack somebody is too great a disadvantage, even if you get some mana
Words of Wisdom is a funny one, it is more card advantage than card quality but as it doesn't actually give you card advantage over your opponent (the only measure than has any relevance) I can't quite so easily consider it as that either
Not only will this tutor see play in Commander as a staple, but I think it has promise as a Standard all-star as well
For 3 mana, you get to draw one card and another one for each other instant and sorcery spell you've cast that turn