cards with learn mtg best 1x Teach by Example | FOIL Learning Lessons in Strixhaven Limited

Although Emert's transformed Hades form does cause further cards to be exiled instead of getting re-used again in the graveyard, there are plenty of ways to avoid the downside while still reaping the rewards

Whenever you cast a colorless spell, you gain 2 life

The result is surprisingly similar to what you get from Dromoka, the Eternal, but the color pair aligns better

There's no clearer indication a card is sound than that

The CTD is based on order entry date, which means the day the order was formally entered into the PSA system for authentication and grading

These powerful cards were balanced around the delayed value players got for playing them, so casting these spells at any time is a powerful way to break them