mtg kaalia commander deck of the Vast Mystery Modern Horizons 3 (MH3) #290 Illustrated by Justyna Dura Magic Kaalia of the Vast ELITE

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However, you can't change the target to an illegal target

The wizard giant deals (X) damage to any target upon entering the battlefield, where (X) is the greatest number of creature you control of a common creature type

While Mishra worked with the desert nomads of the Fallaji Empire, Urza gained power in Yotia

This card only gets stronger if you put it in a deck with flicker effects that allow you to use its ETB multiple times

In general, I would look at these two factors when looking to include cards not of your tribe's creature type: Is this creature so strong that it, on its own, is generally stronger than my tribal creatures when they are receiving bonuses and/or empowering my other cards