Were going to be pulling from two main places MTGTop8.com, and MTGGoldfish.com
Depending on how fast you can fill your graveyard, you might get a lot out of some of the enablers for Osgir
By playing a refresh card, you at least have a chance of reducing the number of T/S/S in your hand
Theres not much more you can ask for in a massive creature
Storm the Citadel Storm the Citadel doesnt give your creatures trample, so its a weak Overrun, but the destruction triggers make it an interesting, though potentially underwhelming option to destroy artifacts and enchantments in go-wide strategies
Whether its Treasure, Food, Blood, or a creature token, some white token generators have the potential to create many of them at once with some that even have double token generation effects