the card number can be found in the bottom left of each card, with the format being X/204 (X is the card number, from 1-204), then EN (the card language code, for English cards) and finally, the set number
Personally I don't run these cards in my own paper decks, but if your playgroup is cool with it and you want the power boost then add them
He was playing man-lands and swung at me with everything he had - which was three "creature-lands," one of which had hexproof and was an 8/12 thanks to Genju of the Realm
Can You Mutate with Shroud
Keeper of the Accord Keeper of the Accord is a versatile creature that can provide lots of value for a white-based deck
This is because SBAs are simply applying the indirect consequences of other effects that you could have responded to earlier