The only other defensive tool you have is the Jace
Magic: The Gathering Avatar: The Last Airbender: All Cards Revealed So Far GameSpot may receive revenue from affiliate and advertising partnerships for sharing this content and from purchases through links

Release date: 2020-01-29 Snow-Covered Plains Snow-Covered Island Snow-Covered Swamp Snow-Covered Mountain Snow-Covered Forest Bloodghast Golgari Thug Life from the Loam Reaper King Sliver Overlord The Ur-Dragon Bitterblossom Faerie Rogue Faerie Rogue Faerie Rogue Faerie Rogue Goblin Bushwhacker Goblin Sharpshooter Goblin King Goblin Lackey Goblin Piledriver Leonin Warleader Regal Caracal Qasali Slingers Arahbo, Roar of the World Mirri, Weatherlight Duelist Cat Cat Serum Visions Serum Visions Serum Visions Serum Visions Ink-Eyes, Servant of Oni Marrow-Gnawer Pack Rat Rat Colony Thalia, Guardian of Thraben Thalia, Guardian of Thraben Thalia, Guardian of Thraben Thalia, Guardian of Thraben Spell Pierce Blood Artist Eternal Witness Pithing Needle Inkmoth Nexus Captain Sisay Meren of Clan Nel Toth Narset, Enlightened Master Oona, Queen of the Fae Saskia the Unyielding Arcbound Ravager Darksteel Colossus Walking Ballista Heliod, God of the Sun Karametra, God of Harvests Iroas, God of Victory Thassa, God of the Sea Ephara, God of the Polis Kruphix, God of Horizons Erebos, God of the Dead Phenax, God of Deception Athreos, God of Passage Purphoros, God of the Forge Mogis, God of Slaughter Keranos, God of Storms Nylea, God of the Hunt Xenagos, God of Revels

Youre not gonna immediately lose the game as soon as it enters the battlefield, but it still takes the game in a more frustrating direction
The moment it enters, you can divide four damage among creatures or planeswalkers, which often clears mana dorks, token boards, or utility creatures before they ever get value
The issue is it only has two Willpower, which makes it rather easy to defeat