Whether that's a cool card you can get amped about adding to your deck, or a valuable staple like Artist's Talent, it'll be a much more positive experience psychologically than finding a land - the sort of experience that WotC should want its game to be associated with
(Back in the day, it was the policy to withhold multicolor from sets to make it more exciting for sets with multicolor themes.) Ertai Michael and I created Ertai for two reasons
We see two other smaller Eldrazi Goblins in the scene, waiting, excited and eager for their turn to be flung
You can grow your commander quickly and have a flying, beating machine
If Makeshift Binding leaves the battlefield before its triggered ability resolves, the target creature won't be exiled, but you'll still gain 2 life
Hullbreaker Horror Crimson Vow really loved its 7-mana bombs, didnt it