If you would lose the game
Return a land you control to its owner's hand: Create a 1/1 blue Illusion creature token with flying
Set: Commander 2018 Type: Land Rarity: Uncommon Izzet Boilerworks enters the battlefield tapped
Set: Commander 2017 Type: Artifact — Equipment Rarity: Uncommon Cost: {3} Equipped creature gets +3/+0 and has trample and lifelink
Crew 1 (Tap any number of creatures you control with total power 1 or more: This Vehicle becomes an artifact creature until end of turn
Holistic Wisdom [Odyssey] Friday Night Magic 2009 If you would lose theSet: Odyssey Type: Enchantment Rarity: Rare Cost: {1}{G}{G} {2}, Exile a card from your hand: Return target card from your graveyard to your hand if it shares a card type with the card exiled this way. (Artifact, creature, enchantment, instant, land, planeswalker, sorcery, and tribal are card types.)