Cards from 'The First Chapter', 'Rise of the Floodborne', 'Into the Inklands', and 'Ursula's Return' are not legal in the game's Core Constructed format, except when the card has been reprinted in a later set
Relic of Progenitus advantage is mainly that it cantrips when exiling the graveyard so combo and maybe control strategies may want the card draw instead of the beater
Archmages Charm Youre rarely going to use Archmage's Charm to force an opponent to draw, given the color requirements of decks that want that outcome, but you could
Card draw in Emerald has been hard to come by, so this is a welcome sight
Indeed, this massive Dino can cause a chain reaction of fights that wipes away entire boards (save for your own, of course)