Radagast the Brown New Stock Whenever you cast a spell

Whenever you cast a spell that's one or more colors

When that mana is spent to cast an instant or sorcery spell

(Whenever equipped creature becomes the target of a spell or ability an opponent controls

create a 0/0 colorless Construct artifact creature token with "This token gets +1/+1 for each artifact you control

Radagast the Brown New Stock Whenever you cast a spellWhenever Radagast or another nontoken creature you control enters, look at the top X cards of your library, where X is that creature's mana value. You may reveal a creature card that doesn't share a creature type with a creature you control from among those cards and put it into your hand. Put the rest on the bottom of your library in a random order.