Strong Back A powerful card for Voltron strategies
It's a bit of a stretch to say that's like taking an extra combat every turn, but it's also not that far off from the truth
Note from the editor: Not sure if thats entirely true ) and consequently one of the best cards in Modern

Control Nymris, Oona's Trickster | Illustration by Johannes Voss Commander (1) Battle (1) Creature (26) Academy Loremaster Snapcaster Mage Quickling Blacklance Paragon Cunning Nightbonder Spectral Adversary Wavebreak Hippocamp Opposition Agent Slitherwisp Vendilion Clique Tishana's Tidebinder Brazen Borrower Nimble Obstructionist Ebondeath, Dracolich Crafty Cutpurse Notion Thief Ulamog's Nullifier Voracious Greatshark Teferi, Mage of Zhalfir Thryx, the Sudden Storm Dream Eater Lochmere Serpent Callidus Assassin Torrential Gearhulk Hullbreaker Horror Elder Deep-Fiend Instant (25) March of Swirling Mist Mystical Tutor Brainstorm Consider Dark Ritual Drown in the Loch Run Away Together Cyclonic Rift Mission Briefing Narset's Reversal Counterspell Dimir Charm Go for the Throat Tainted Indulgence Filter Out Dihada's Ploy Silundi Vision Ancient Excavation Deadly Rollick Rewind Mystical Teachings Aetherspouts Mystic Confluence Nexus of Fate Dig Through Time Artifact (9) Sol Ring Scroll Rack Arcane Signet Dimir Signet Talisman of Dominance Sapphire Medallion Thaumatic Compass Fellwar Stone Commander's Sphere Land (37) Exotic Orchard Command Tower Myriad Landscape Evolving Wilds Reliquary Tower Temple of the False God Otawara, Soaring City Castle Vantress Shipwreck Marsh Jwar Isle Refuge Clearwater Pathway Darkwater Catacombs Dimir Aqueduct Temple of Deceit Sunken Hollow Restless Reef Creeping Tar Pit Sunken Ruins Choked Estuary Swamp x8 Island x10 Control is a reactive macro-archetype that wants to operate at instant speed and respond to what your opponents are doing

(2022-09-09) Leyline Binding's domain ability doesn't change its mana value, which is always 6
It protects against removal, re-triggers enters and leaves the battlefield effects, and can easily form the basis of a whole Commander deck if you lean hard into the concept