Riftbound Legend
Kai'Sa - Daughter of the Void
FuryMindEUR 0.204 printings
exhaust: [Reaction] — [Add] any rune. Use only to play spells. (Abilities that add resources can't be reacted to.)
510cards legal in Fury + Mind
Champion cards for Kai'Sa
Written to work with it.
Kai'Sa - Evolutionary
EUR 0.19
Icathian Rain
EUR 2.00
Kai'Sa - Survivor
EUR 51.17
What the cheapest legal deck costs
EUR 1.53
1 Legend · 1 Champion · 3 Battlefields · 12 Runes · 40 main
Legend
EUR 0.20
Chosen Champion
EUR 0.19
Battlefields
EUR 0.10
Runes
EUR 0.24
Main deck
EUR 0.80
This is a floor, not a decklist. It is the cheapest legal cards, so a deck you actually want costs more.