We wanted the ETB effect to be simple, so we chose to make it a bounce effect
Turning damage into +1/+1 counters is the real build around here, however, and players are going to love hitting Anti-Venom with 100 damage from Dawnsire to create a truly superlative game-ender
In Extended Dredge, Bloodghast was a card that could be milled into the graveyard with dredge, come back from the graveyard for free with landfall, possibly do some attacking (dealing with four Bloodghasts can actually be super annoying because they just keep coming back), and in the late game make an amazing combo with Bridge from Below and Dread Return, generating a ton of Zombies when they are sacrificed and then returning to the battlefield for free
Once you announce that you're casting Lumbering Megasloth, no player may take actions until you're done casting it
Primal Surge In a deck with nothing but permanents, Primal Surge picks up your library and puts it on the battlefield
You don't need all that much of it before Gut Shot looks really appealing