Instead, it wants to eat them you want to discard some number of them to I-Rexs enters-the-battlefield trigger to add a bunch of counters to it, and draw cards for each counter I-Rex enters the battlefield with
When Molten Man leaves the battlefield, sacrifice a land
For an update discussion I recommend you to join the facebook group on magic counterfeit detection here
For a long time she wasn't available to Modern players but after being reprinted in Modern Horizons 1 she enabled us to move away from the traditional 8 whack builds and into a more grindy midrange deck
Plow Under is everything your trying to do, it is card advantage, mana advantage and savage disruption
Quintorius, History Chaser Quintorius, History Chaser is the latest commander for the Boros leaves the graveyard cards