Since Tatyova draws you a card whenever you drop a land, you might consider replacing some card draw with some more cards that fetch lands out of your deck
Cards related to "Kieran".
Myr Welder If you can get broken mana artifacts like Sol Ring, or fairer rocks like Sisay's Ring in the graveyard, thats how Myr Welder starts
You can base it on anything - arts you like, cards that just resonate or hold sentimental meaning, etc
While the TCG now has cards that can deal 300+ damage without much effort, Fire Spin was a mighty Attack when this card was in rotation
4 Janine's Secret Art Provides Reliable Energy Acceleration First Printing: Shrouded Fable Energy acceleration is crucial for most decks to thrive, as a plethora of attacks in the game require multiple energy cards to be used, and attaching one energy per turn is often too slow in some matchups