[rambel]

if base includes printing plates and you only get 1 per box

49 + 25 + 5 + 1 + 4 (4 diff 1/1 plates) = 84 x 20 in the set = 1680 boxes available

There are 277 diff Zion autos, 214 diff Zion relics = 491 total Zion cards

Based on 1680 boxes
If only 1 Zion (of any kind) shows up in a box, there is a 29.2% chance of hitting something Zion
If only 1 Zion auto shows up in a box, there is a 16.5% chance of hitting a Zion auto

Based on 1600 boxes
If only 1 Zion (of any kind) shows up in a box, there is a 30.6% chance of hitting something Zion
If only 1 Zion auto shows up in a box, there is a 17.3% chance of hitting a Zion auto