After all, you need a fair number of cheap creatures to cast Cartouche of Knowledge on one reliably, right
However, tomorrows drop has a very lucrative sweetener
It was rare that a deck built around ritual summoning would successfully reach the upper echelons of the competitive game, but this deck did so by draining your opponent of resources during a mammoth opening gamut that, without the right hand traps to counter your opponent at the right time, could (very) slowly deck your opponent out before they had a chance to play
Step 1: Cheap Evasive Beaters Gix, Yawgmoth Praetor's combat trigger provides card draw for the entire table -- provided our opponents are hitting anyone but us
Rusty had presented it in one of his videos showing the sheet, the card and everything
This card is so good that it has also seen a lot of play in other formats, including Modern