All players start with a Secret Plans emblem.
Draft in packs of (2 paired cards+4 uncommons+7 commons+1 land), with every player starting with two Cogwork Librarians. If the pair is a Planeswalker or Partner (50% chance) then -1 uncommon, +1 land.

Lesson/Learn
pwdeck-tutor/Partner with/self-synergy cards (2x in the slot)

Powerstones (5c)
The Ring (5c)
Legendary Matters (WGB+)
Exalted (W+)
Warrior/Samurai Exalted (WR)
Level Up (WUb+)
Morph/Megamorph (Gur+)
Blood (RB+)
Madness (RBug)
+1/+1 Counters (Gw+)

Current counts:
119 commons
90 uncommons
20 pair slots - 10 self-synergy, 5 partners (enemy colors), 5 planeswalkers (ally colors)
40 lands

7.5 commons, 3 uncommons average
In an 8-man pod draft, each card is seen on average:
Common 1.513
Uncommon 0.8
Pair 1.2 (2.4 for self-synergy)
Land 0.9