deck is sorely lacking in mass removal, containing only Austere Command as a mass removal option
There isnt actually all that much land destruction in the maindeck, but the plan of ramping into fatties works, especially in a metagame where tribal decks are picking up steam
Again, three mana to start things up is a steep cost, and youll probably want other Food sources to really consider a card like this, but this card seems awesome for a Game Objects Cube
Avatar of Growth + Veteran Explorer Mana is the most dangerous resource to be too laissez-faire about, but giving everyone some extra lands is certainly a way to make sure everyone gets to participate in the game

Flash Matters | Commander | Abe Sargent Commander (1) 1 Nymris, Oona's Trickster Creatures (26) 1 Bold Plagiarist 1 Brazen Borrower 1 Burnished Hart 1 Cunning Nightbonder 1 Dragon Turtle 1 Draining Whelk 1 Dream Eater 1 Glen Elendra Pranksters 1 Hullbreaker Horror 1 Lochmere Serpent 1 Mulldrifter 1 Murderous Rider 1 Naiad of Hidden Coves 1 Opposition Agent 1 Pestermite 1 Shadow Kin 1 Slitherwisp 1 Snapcaster Mage 1 Solemn Simulacrum 1 Spellstutter Sprite 1 Stunt Double 1 Subtlety 1 Teferi, Mage of Zhalfir 1 Torrential Gearhulk 1 Venser, Shaper Savant 1 Wavebreak Hippocamp Spells (24) 1 Aetherize 1 An Offer You Can't Refuse 1 Brainstorm 1 Chemister's Insight 1 Consider 1 Counterspell 1 Cryptic Command 1 Cyclonic Rift 1 Deep Analysis 1 Fact or Fiction 1 Frantic Search 1 Hagra Mauling 1 Jwari Disruption 1 Malakir Rebirth 1 Mystic Confluence 1 Negate 1 Opt 1 Pongify 1 Rapid Hybridization 1 Resculpt 1 Sea Gate Restoration 1 Siphon Insight 1 Think Twice 1 Wash Away Enchantments (2) 1 Leyline of Anticipation 1 Search for Azcanta And there we are

Casting Cost: Card Type: Sorcery Card Text: Target creature an opponent controls deals damage equal to its power to each other creature that player controls, then each of those creatures deals damage equal to its power to that creature