cards like training grounds mtg Agatha of the Vile Cauldron (foil) - Wilds of Eldraine It contains the spells you know and the creatures you can summon to fight for you Gogo and training grounds like

Dryad Militant basically eats any spell that goes to the graveyard from anywhere, which helps slow down Faithless Looting, Snapcaster Mage, and even Delve decks by giving our opponent fewer cards in the graveyard to delve away

While cEDH primers tend to be quite long, they dont have to be the same for casual decks

Hell likely see play in a more action-focused deck where he could synergize with or just replace Robin Hood Sharpshooter

You do get to pick and choose which permanent cards youre playing, so if theres a spell or two you dont want to cast you dont have to, though it does go straight to the graveyard

The fact that the board can become rather full in Modern, Jace can often be out raced before he even hits the board which is the main reason Jace doesnt see more play