Undead Unleashed is a Dimir precon that lets you harness the power of death magic, summoning hordes of zombies to overwhelm the battlefield and sacrifice them for even greater power
Saikyo Card Battle (2016) Yu-Gi-Oh
This is a three-mana instant that reads: Until your next turn, your life total cant change and you gain protection from everything

Enhanced Evolution Deck List Commander (1) Otrimi, the Ever-Playful Planeswalkers (1) 1 Nissa, Steward of Elements Creatures (38) 1 Zaxara, the Exemplary 1 Cazur, Ruthless Stalker 1 Ukkima, Stalking Shadow 1 Souvenir Snatcher 1 Tidal Barracuda 1 Boneyard Mycodrax 1 Mindleecher 1 Capricopian 1 Sawtusk Demolisher 1 Archipelagore 1 Dreamtail Heron 1 Pouncing Shoreshark 1 Cavern Whisperer 1 Chittering Harvester 1 Insatiable Hemophage 1 Auspicious Starrix 1 Glowstone Recluse 1 Migratory Greathorn 1 Boneyard Lurker 1 Trumpeting Gnarr 1 Beast Whisperer 1 Genesis Hydra 1 Hungering Hydra 1 Masked Admirers 1 Predator Ooze 1 Vastwood Hydra 1 Vorapede 1 Cold-Eyed Selkie 1 Wydwen, the Biting Gale 1 Silent Arbiter 1 Fertilid 1 Illusory Ambusher 1 Mulldrifter 1 Shriekmaw 1 Heroes Bane 1 Reclamation Sage 1 Yavimaya Dryad 1 Trygon Predator Spells (14) 1 Deadly Rollick 1 Migration Path 1 Dredge the Mire 1 Mind Spring 1 Deadly Tempest 1 Profane Command 1 Animists Awakening 1 Find // Finality 1 Gaze of Granite 1 Villainous Wealth 1 Kodamas Reach 1 Beast Within 1 Krosan Grip 1 Putrefy Artifacts (5) 1 Manascape Refractor 1 Bonders Ornament 1 Lifecrafters Bestiary 1 Arcane Signet 1 Sol Ring Enchantments (4) 1 Psychic Impetus 1 Parasitic Impetus 1 Predatory Impetus 1 Propaganda Lands (37) 1 Darkwater Catacombs 1 Endless Sands 1 Exotic Orchard 1 Llanowar Wastes 1 Sunken Hollow 1 Blighted Woodland 1 Command Tower 1 Dimir Aqueduct 1 Golgari Rot Farm 1 Mortuary Mire 1 Myriad Landscape 1 Opulent Palace 1 Rogues Passage 1 Simic Growth Chamber 1 Soaring Seacliff 1 Temple of the False God 1 Dismal Backwater 1 Jungle Hollow 1 Thornwood Falls 5 Swamp 1 Forest 2 Island Kalamax, the Stormsire in Ruthless Regiment Kalamax, the Stormsire is focused on copying your instant and sorcery spells

Their value tends to be relatively high compared to more standard reprints as a result
Counterspells like Delay and Negate are great ways to slow down your opponents while you set up your board