Expect some expensive cards here, so hopefully hopefully your groups allow proxies or playing online
The cherry on top that really makes the card interesting is that you can have all of this for only six colorless mana if you can find a way to discard it and pay its madness cost
If a creature enchanted with an Aura that has umbra armor would be destroyed by multiple state-based actions at the same time (most likely because a creature with deathtouch has dealt damage to that creature greater than or equal to its toughness), umbra armor's effect will replace all of them and save the creature
End Step Those are some of the highlights from the Enchanted Tales bonus sheet
Hedron Crab This original Zendikar mill crab is strictly better than Ruin Crab in two formats because you can mill yourself, which is often important
Check for yourself: The three best tools are Cardmarket for a quick overview, eBay Sold Listings for rare special cases (e.g., serialized cards), and price lists/hotlists to see whats actually in demand