cards like training grounds mtg Agatha's Soul Cauldron : r/MagicArena and conquest Cards similar to Training Grounds

Or you could get another Saga like The Mending of Dominaria

Sorcery Color tag templates(None) Magmatic Insight As an additional cost to cast this spell, discard a land card

Other synergy pieces Infinite combo Great Dice Rolling cards Chaos Dragon has Flying and Haste, attacks each combat if able and has At the beginning of combat on your turn, each player rolls a d20

A fitting homage to an iconic Innistrad card, but one thats costed for Limited rather than Constructed

One of the most famous examples of this was The One Ring in the Lord of the Rings: Tales of Middle-earth crossover back in 2023, which was a one-of-a-kind card that ended up being sold to Post Malone for a whopping $2.6 million