Based on Japanese opening data, expect 34 Super Rares per box, with Leader Parallels appearing roughly every 23 boxes
Its likely only going in a Knight tribal deck, but its worth mentioning hexproof from [attribute] is sweet design space for them to open up
For example, having an Urborg, Tomb of Yawgmoth in play adds the swamp land type to all your towns, and future town cards might have basic land types as well
The only downside is that it can't be played with many generic Energy support cards, but its effect is powerful enough to stand on its own
A box costs $4.95 and that same weight would cost, on average, $6.50 to ship
Darksteel Colossus Rarity: Mythic Rare TYPE: Artifact Creature SUBTYPE: Golem CMC: 11 Mana cost: USD: $0.66 EUR: 1.12 TIX: 0.02 EDHREC RANK: 2563 (11/11) Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.) Indestructible (Damage and effects that say "destroy" don't destroy this creature.) If Darksteel Colossus would be put into a graveyard from anywhere, reveal Darksteel Colossus and shuffle it into its owner's library instead