When the last is removed, you may cast it without paying its mana cost.) : Add one mana of any color
6 Prosper, Tome-Bound This card brought to you by not all tieflings are warlocks gang A favorite of Rakdos commander players, Prosper rewards you with additional cards and mana as long as you keep him alive
This was an additional way to show off the world of Ikoria, which ended up working out in some cool ways I'll get into later
These ways include running her in decks with Group Hug-friendly commanders like Kwain, Itinerant MeddlerKwain, Itinerant Meddler, Ms
Doubly cute as one of few cards for which Gamble is a premium tutor
Don't forget that the turn after, when your targets are still frozen, Elsa herself will dry and come in swinging for 3 more lore or take out an enemy with her 4 Strength