Zen Takahashi Archmages Charm is my absolute favourite counterspell in Modern
He's a 6-drop with a six loyalty, then you +1 him to reveal the top card of your library and deal damage equal it's cost to every foe, and then draw it too
Land Color tag templates(None) Badlands Land - Swamp Mountain Color tag templates(None) Bayou Land - Swamp Forest Color tag templates(None) Bloodstained Mire , Pay 1 life, Sacrifice this land: Search your library for a Swamp or Mountain card, put it onto the battlefield, then shuffle
No matter what else changes about Magic , there will always be ways to profit from permanents dying, and advantages to making sure they die on your terms
There are no requirements for the effect, letting you get any of your best Rats out from your library and into your hand at your upkeep
They can generate infinite tokens if they want, but they're all going to come into play tapped, which gives the rest of us a chance to respond