Whenever a land enters the battlefield under its owner's control, Bloodghast's controller may return it from their graveyard to the battlefield, meaning even if it is destroyed, it will likely be back soon
your opponent draws 2 cards, then your opponent cannot add cards from their Main Deck to their hand until the end of the Main Phase 1 of this turn
Elite Fourum A Guide to Understanding Shadowless Theme Decks Articles shadowless, curated, resource, theme-deck chopkins1994 February 22, 2019, 2:00am 1 DISCLAIMER I am no expert or ex WOTC employee so my findings here are solely based on some critical thinking and gathering of information
A Room with two unlocked doors has two names
Classic examples are white for Boros Charm, black for Blightning, and green for Atarka's Command