This is one way to hit your opponent for a bunch if you have a way of cheating on colorless mana
Kotis sidesteps this because it becomes your central win condition, and the theft is an upside to stacking counters, auras, equipment, or other buffs on the indestructible creature
A game against a control deck can take a long time to play, and the play itself isnt very interesting
As a 2/1 first strike creature for two mana, it's not the worst in combat, but it's ability is what really makes the card
I have attended and still attend many Magic: The Gathering conventions and events, where I buy thousands of cards, from Lightning Bolt to Black Lotus
6 Emperor Of Bones Reanimate All Graveyards Emperor of Bones acts as both graveyard hate and a reanimation tool