mtg final fantasy shiva - Opus 14 - Shiva, Lady of Frost II — Mesmerize — Target creature cant be blocked this turn Shiva (Subtlety) FF Secret Lair:

In my experience, World Shaper is actually a little short on cards with that effect (surprising since the entire point of the deck is to sacrifice all your lands), so Id also consider adding in a few other spells with a similar ability

Kefka, Court Mage excels at robbing the opponent of their options, forcing them to discard when he enters and whenever he attacks, with his controller drawing cards equal to the discarded card types

There are quite a few one black mana instant spells in Magic that work to keep a valuable creature alive through certain death, and Bail Out is one of the more unique ones that the game has ever seen

This, however, makes her Stun Counter downside a lot more intimidating