To reinforce the sets ideas of a Multiverse-wide conflict, and the need to band together against the huge threat New Phyrexia poses, March of the Machine features a number of legendary team-up cards
They generate a powerful card and mana advantage that makes them staples in control lists for many competitive, 60-card formats and auto-includes in many Commander deck lists
Skip becomes overpowered with just 2, allowing you to eventually chain a collection of skips in your hand until you run out and your opponent is at your mercy
In these matchups, removal becomes a lot more important
In all, the Alpha version of The Hive features 61 words in its rules text
Barret Wallace is another nice addition here, both for its Equipment-themed attack trigger, and because Reach is always important in Limited for defending against flying creatures