The Tiers of Foreign Cards One of the first thing every foreign language cardphile learns is the rarity tier of languages and their corresponding price multipliers
And beyond the subtype, their mechanics vary wildly, so very few of them function well with Jenova
Yzma, Scary Beyond All Reasons ability makes her worth the cost alone, but she wont go to waste once shes entered the field, either
None of the other land types it has gives it any mana abilities
Putting counters on creatures is fairly trivial to do, as is casting cards from places other than your hand, and even a bad Seedborn MuseSeedborn Muse in the command zone sounds pretty good
Some typal decks overlap with the spellcasting theme, namely Wizards and Merfolk, though you'll need to consciously run spells that can target your own permanents