Wizard of Choice

You may cast him for {u}{u} instead of {0}.
If he was cat for {u}{u} all abilities of your creatures cost {u} less to use.
{u}{u}{1}{t}: Deal 1 damage. If you used this ability you can not use his other ability for the rest of the game.
{u}{u}{u}{u}{2}{t}: Activate an ability of another creature you control for free, deal 3 damage. If you used this ability you can not use his other ability for the rest of the game.