Drafting three, four, or five colors, especially in your early days, is a recipe for color screw and a host of losses
Being able to activate Tergrid's Lantern two or three times a turn by untapping it makes it a much faster clock than Tergrid, God of Fright itself in some situations, especially if we aren't especially likely to steal anything with Tergrid
Emerald/Ruby is a control-style deck that has some strong advantages in multiplayer and does a great job stalling the Steel/Sapphire starter deck in particular
Flash forward many months, and Onslaught had transformed into a set with a tribal theme
Concordant Crossroads Granting haste to all creatures for only one mana certainly changes how many decks operate, but many players see this card as a combo-enabler
A 6/6 creature for 6 mana is right on the curve, and the attacking abilities of this minotaur warrior are amazing