This ability triggers for each attacking non-human creature, which is why its so deadly
As a collector, take note of the following: 1
Plus, some cards (such as [c]Ox of Agonas[/c], which well see later down this list [spoiler!]), work better from your graveyard, so discarding them wont even feel like a downside
The most powerful decks of the past formats have been those capable of setting up a checkmate situation (Yata), swarming the field with monsters (Teledad, Lightsworn), or just executing a combo to leave the opponent without resources (Wind Up, Infinity w/Thrishula)
What is the Rare drop rate
4 Scavenging Ooze Ooze That Just Keeps Growing 2 Mana Cost in Green Creature Scavenging Ooze is an infuriating creature to fight, going from a simple 2/2 upon its entrance to suddenly being a massive threat as long as its controller has mana and anyone in the game has a graveyard full of creatures