The use of the prowl ability here feels very strong and also very faithful to the source material
For all your singleton questions, catch him streaming at twitch.tv/benjamin_wheeler or ask away at @BWheelerMTG.
However, the world rule delineates that only the newest world enchantment that was played will remain in play, no matter what the others name is
Ferozs Ban was mistakenly included in the Reserved List only to get a reprint anyway in 5th Edition
The Vault Collecting 5th copies of cards adds progress to your vault, and after 100% you can open up free wildcards
[2] The Commander format has each player provide a 100-card deck, using cards from any printed sets excluding those that are banned, with the requirement that each card outside basic lands must be unique, in contrast to normal Magic decks that allow up to four copies of a card from the game's current base and expansion sets