It is better upto the point where you would have three swamps in play and worse past four
Except we then learn that well Ill let you experience that for yourselves
If you are jamming a few Eldrazi Titans and don't want to wait ten turns to cast them, you can power them out on turn six or so with the right ramp package

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RB01_XR 3BB Creature Wizard Legend 3/3 B, Sacrifice a creature: Target creature gets -1/-1 until end of turn