Reckless Charge doesnt have to be constrained to such fair strategies, however
Monocolor (in WUBRG ordermeaning white / blue / black / red / green and pronounced "wooberg" in R&D speak) comes before multicolor which comes before split cards which comes before artifacts which come before land
when you manage to put them all together in a deck you can see the exciting new synergies emerging in Rise of the Floodborn
It also includes Mother Knows Best, getting players used to the idea that they can bring back banished characters
Its not hard to engineer a situation like this, and if you do the card essentially becomes a fight spell that can also target players and planeswalkers
O'aka, Traveling Merchant* Trade that bead in for a card, knowledge for a touch of power is a powerful thing, especially with sagas, at a low cost