Gotcha If an opponent says deal or damage, you may say Gotcha! When you do, return Deal Damage from your graveyard to your hand
Here are the basic lands: Each has a symbol in its text box that tells you what type of mana you get when you tap it
Theres also the contradiction of cards wanting instants and sorceries in the yard (Eris, Roar of the StormEris, Roar of the Storm, Octavia, Living ThesisOctavia, Living Thesis, Smoldering StagecoachSmoldering Stagecoach), and other spells wanting to take them out (Treasure CruiseTreasure Cruise, Bloodthirsty AdversaryBloodthirsty Adversary, Dig Through TimeDig Through Time, Arcane BombardmentArcane Bombardment)
The bar is just absurdly high
This will be run in so many more decks than Aragorn, the Uniter
Then you can spend six mana ad nauseum to make a 1/1 Soldier creature copy of any artifact you control, like the aforementioned Spine of Ish Sah or Mycosynth Wellspring or even just a Sol Ring or Gilded Lotus