Foxglove can be a source of card advantage, but lets be real: Anyone playing this fox wants to dump big creatures into play for little to no cost
All of this is sort of a moot point though, as the actual card text on the card isn't what you're supposed to use
The Bat creature type was first introduced in Magic: The Gathering's Homelands set released back in 1995
Whenever you roll Chaos, return target creature you control to its owner's hand

Mardu good-stuff Creature (19) 1x Ankle Shanker 1x Archetype of Courage 1x Butcher of the Horde 1x Emeria Angel 1x Garrulous Sycophant 1x Goblin Spymaster 1x Hanweir Militia Captain Flip 1x Kambal, Consul of Allocation 1x Kazuul, Tyrant of the Cliffs 1x Mardu Strike Leader 1x Mathas, Fiend Seeker 1x Mirror Entity 1x Mother of Runes 1x Odric, Lunarch Marshal 1x Ogre Battledriver 1x Royal Assassin 1x Teysa, Envoy of Ghosts 1x Thalia, Heretic Cathar 1x Windborn Muse Enchantment (14) Land (40) 1x Battlefield Forge 1x Bloodfell Caves 1x Bojuka Bog 1x Boros Garrison 1x Caves of Koilos 1x Command Tower 1x Evolving Wilds 1x Exotic Orchard 1x Hanweir Battlements Flip Meld 5x Mountain 1x Nomad Outpost 1x Orzhov Basilica 12x Plains 1x Rakdos Carnarium 1x Scoured Barrens 8x Swamp 1x Terramorphic Expanse 1x Wind-Scarred Crag Instant (6) Sorcery (4) Commander (1) Artifact (15) 1x Boros Signet 1x Charcoal Diamond 1x Commander's Sphere 1x Darksteel Ingot 1x Fellwar Stone 1x Fire Diamond 1x Marble Diamond 1x Orzhov Signet 1x Rakdos Signet 1x Skullclamp 1x Sol Ring 1x Spear of Heliod 1x Sunforger 1x Swiftfoot Boots

But the easy winners here are Heroic Intervention, a way to protect your entire board from a wipe, and Cyclonic Rift - ironically one of the few board wipes that can get around Heroic Intervention